Home / 42,117.96-58,101.80-25,110.22

Finding the Fourth Proportional to 42,117.96, 58,101.80 and 25,110.22

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Solution

The fourth proportional to 42,117.96, 58,101.80 and 25,110.22 is: 34,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,117.96 : 58,101.80 = 25,110.22 : x
  2. Step 2: Convert to fraction form
    42,117.96/58,101.80 = 25,110.22/x
  3. Step 3: Cross multiply
    42,117.96x = 58,101.80 × 25,110.22
  4. Step 4: Simplify right side
    42,117.96x = 1,458,948,980.40
  5. Step 5: Solve for x
    x = 1,458,948,980.40/42,117.96
  6. Step 6: Final answer
    x = 34,639.59

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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.