Home / 35,513.14-48,987.44-22,761.78

Finding the Fourth Proportional to 35,513.14, 48,987.44 and 22,761.78

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Solution

The fourth proportional to 35,513.14, 48,987.44 and 22,761.78 is: 31,397.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,513.14 : 48,987.44 = 22,761.78 : x
  2. Step 2: Convert to fraction form
    35,513.14/48,987.44 = 22,761.78/x
  3. Step 3: Cross multiply
    35,513.14x = 48,987.44 × 22,761.78
  4. Step 4: Simplify right side
    35,513.14x = 1,115,041,332.04
  5. Step 5: Solve for x
    x = 1,115,041,332.04/35,513.14
  6. Step 6: Final answer
    x = 31,397.99

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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.