Home / 15,643.38-23,463.25-6,283.02

Finding the Fourth Proportional to 15,643.38, 23,463.25 and 6,283.02

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Solution

The fourth proportional to 15,643.38, 23,463.25 and 6,283.02 is: 9,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.38 : 23,463.25 = 6,283.02 : x
  2. Step 2: Convert to fraction form
    15,643.38/23,463.25 = 6,283.02/x
  3. Step 3: Cross multiply
    15,643.38x = 23,463.25 × 6,283.02
  4. Step 4: Simplify right side
    15,643.38x = 147,420,176.64
  5. Step 5: Solve for x
    x = 147,420,176.64/15,643.38
  6. Step 6: Final answer
    x = 9,423.80

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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.