Home / 14,472.32-21,668.54-7,437.15

Finding the Fourth Proportional to 14,472.32, 21,668.54 and 7,437.15

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Solution

The fourth proportional to 14,472.32, 21,668.54 and 7,437.15 is: 11,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.32 : 21,668.54 = 7,437.15 : x
  2. Step 2: Convert to fraction form
    14,472.32/21,668.54 = 7,437.15/x
  3. Step 3: Cross multiply
    14,472.32x = 21,668.54 × 7,437.15
  4. Step 4: Simplify right side
    14,472.32x = 161,152,145.08
  5. Step 5: Solve for x
    x = 161,152,145.08/14,472.32
  6. Step 6: Final answer
    x = 11,135.20

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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.