Home / 14,614.17-21,915.87-5,251.69

Finding the Fourth Proportional to 14,614.17, 21,915.87 and 5,251.69

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Solution

The fourth proportional to 14,614.17, 21,915.87 and 5,251.69 is: 7,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.17 : 21,915.87 = 5,251.69 : x
  2. Step 2: Convert to fraction form
    14,614.17/21,915.87 = 5,251.69/x
  3. Step 3: Cross multiply
    14,614.17x = 21,915.87 × 5,251.69
  4. Step 4: Simplify right side
    14,614.17x = 115,095,355.32
  5. Step 5: Solve for x
    x = 115,095,355.32/14,614.17
  6. Step 6: Final answer
    x = 7,875.60

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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.