Home / 40,113.07-60,124.49-15,136.16

Finding the Fourth Proportional to 40,113.07, 60,124.49 and 15,136.16

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Solution

The fourth proportional to 40,113.07, 60,124.49 and 15,136.16 is: 22,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,113.07 : 60,124.49 = 15,136.16 : x
  2. Step 2: Convert to fraction form
    40,113.07/60,124.49 = 15,136.16/x
  3. Step 3: Cross multiply
    40,113.07x = 60,124.49 × 15,136.16
  4. Step 4: Simplify right side
    40,113.07x = 910,053,900.56
  5. Step 5: Solve for x
    x = 910,053,900.56/40,113.07
  6. Step 6: Final answer
    x = 22,687.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.