Home / 15,136.02-22,689.21-6,818.13

Finding the Fourth Proportional to 15,136.02, 22,689.21 and 6,818.13

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Solution

The fourth proportional to 15,136.02, 22,689.21 and 6,818.13 is: 10,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.02 : 22,689.21 = 6,818.13 : x
  2. Step 2: Convert to fraction form
    15,136.02/22,689.21 = 6,818.13/x
  3. Step 3: Cross multiply
    15,136.02x = 22,689.21 × 6,818.13
  4. Step 4: Simplify right side
    15,136.02x = 154,697,983.38
  5. Step 5: Solve for x
    x = 154,697,983.38/15,136.02
  6. Step 6: Final answer
    x = 10,220.52

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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.