Home / 62,881.50-86,777.28-34,588.20

Finding the Fourth Proportional to 62,881.50, 86,777.28 and 34,588.20

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Solution

The fourth proportional to 62,881.50, 86,777.28 and 34,588.20 is: 47,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.50 : 86,777.28 = 34,588.20 : x
  2. Step 2: Convert to fraction form
    62,881.50/86,777.28 = 34,588.20/x
  3. Step 3: Cross multiply
    62,881.50x = 86,777.28 × 34,588.20
  4. Step 4: Simplify right side
    62,881.50x = 3,001,469,916.10
  5. Step 5: Solve for x
    x = 3,001,469,916.10/62,881.50
  6. Step 6: Final answer
    x = 47,732.16

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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.