Home / 14,437.90-21,617.92-9,427.87

Finding the Fourth Proportional to 14,437.90, 21,617.92 and 9,427.87

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Solution

The fourth proportional to 14,437.90, 21,617.92 and 9,427.87 is: 14,116.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.90 : 21,617.92 = 9,427.87 : x
  2. Step 2: Convert to fraction form
    14,437.90/21,617.92 = 9,427.87/x
  3. Step 3: Cross multiply
    14,437.90x = 21,617.92 × 9,427.87
  4. Step 4: Simplify right side
    14,437.90x = 203,810,897.17
  5. Step 5: Solve for x
    x = 203,810,897.17/14,437.90
  6. Step 6: Final answer
    x = 14,116.38

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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.