Home / 15,139.02-22,700.90-4,607.02

Finding the Fourth Proportional to 15,139.02, 22,700.90 and 4,607.02

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Solution

The fourth proportional to 15,139.02, 22,700.90 and 4,607.02 is: 6,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,139.02 : 22,700.90 = 4,607.02 : x
  2. Step 2: Convert to fraction form
    15,139.02/22,700.90 = 4,607.02/x
  3. Step 3: Cross multiply
    15,139.02x = 22,700.90 × 4,607.02
  4. Step 4: Simplify right side
    15,139.02x = 104,583,488.80
  5. Step 5: Solve for x
    x = 104,583,488.80/15,139.02
  6. Step 6: Final answer
    x = 6,908.21

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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.