Home / 35,929.17-49,580.10-20,010.78

Finding the Fourth Proportional to 35,929.17, 49,580.10 and 20,010.78

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Solution

The fourth proportional to 35,929.17, 49,580.10 and 20,010.78 is: 27,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.17 : 49,580.10 = 20,010.78 : x
  2. Step 2: Convert to fraction form
    35,929.17/49,580.10 = 20,010.78/x
  3. Step 3: Cross multiply
    35,929.17x = 49,580.10 × 20,010.78
  4. Step 4: Simplify right side
    35,929.17x = 992,136,473.48
  5. Step 5: Solve for x
    x = 992,136,473.48/35,929.17
  6. Step 6: Final answer
    x = 27,613.68

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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.