Home / 42,850.77-59,139.35-25,864.77

Finding the Fourth Proportional to 42,850.77, 59,139.35 and 25,864.77

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Solution

The fourth proportional to 42,850.77, 59,139.35 and 25,864.77 is: 35,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850.77 : 59,139.35 = 25,864.77 : x
  2. Step 2: Convert to fraction form
    42,850.77/59,139.35 = 25,864.77/x
  3. Step 3: Cross multiply
    42,850.77x = 59,139.35 × 25,864.77
  4. Step 4: Simplify right side
    42,850.77x = 1,529,625,556.38
  5. Step 5: Solve for x
    x = 1,529,625,556.38/42,850.77
  6. Step 6: Final answer
    x = 35,696.57

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Half scale
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Double scale
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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.