Home / 42,110.77-58,043.62-29,850.29

Finding the Fourth Proportional to 42,110.77, 58,043.62 and 29,850.29

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Solution

The fourth proportional to 42,110.77, 58,043.62 and 29,850.29 is: 41,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,110.77 : 58,043.62 = 29,850.29 : x
  2. Step 2: Convert to fraction form
    42,110.77/58,043.62 = 29,850.29/x
  3. Step 3: Cross multiply
    42,110.77x = 58,043.62 × 29,850.29
  4. Step 4: Simplify right side
    42,110.77x = 1,732,618,854.41
  5. Step 5: Solve for x
    x = 1,732,618,854.41/42,110.77
  6. Step 6: Final answer
    x = 41,144.32

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Half scale
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Double scale
Find fourth proportional to 42,111.77, 58,045 and 29,851.29
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.