Home / 15,772.02-23,624.11-7,439.55

Finding the Fourth Proportional to 15,772.02, 23,624.11 and 7,439.55

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Solution

The fourth proportional to 15,772.02, 23,624.11 and 7,439.55 is: 11,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.02 : 23,624.11 = 7,439.55 : x
  2. Step 2: Convert to fraction form
    15,772.02/23,624.11 = 7,439.55/x
  3. Step 3: Cross multiply
    15,772.02x = 23,624.11 × 7,439.55
  4. Step 4: Simplify right side
    15,772.02x = 175,752,626.41
  5. Step 5: Solve for x
    x = 175,752,626.41/15,772.02
  6. Step 6: Final answer
    x = 11,143.32

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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.