Home / 15,943.32-23,915.91-4,850.40

Finding the Fourth Proportional to 15,943.32, 23,915.91 and 4,850.40

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Solution

The fourth proportional to 15,943.32, 23,915.91 and 4,850.40 is: 7,275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.32 : 23,915.91 = 4,850.40 : x
  2. Step 2: Convert to fraction form
    15,943.32/23,915.91 = 4,850.40/x
  3. Step 3: Cross multiply
    15,943.32x = 23,915.91 × 4,850.40
  4. Step 4: Simplify right side
    15,943.32x = 116,001,729.86
  5. Step 5: Solve for x
    x = 116,001,729.86/15,943.32
  6. Step 6: Final answer
    x = 7,275.88

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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.