Home / 14,254.26-21,381.39-9,354.87

Finding the Fourth Proportional to 14,254.26, 21,381.39 and 9,354.87

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Solution

The fourth proportional to 14,254.26, 21,381.39 and 9,354.87 is: 14,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.26 : 21,381.39 = 9,354.87 : x
  2. Step 2: Convert to fraction form
    14,254.26/21,381.39 = 9,354.87/x
  3. Step 3: Cross multiply
    14,254.26x = 21,381.39 × 9,354.87
  4. Step 4: Simplify right side
    14,254.26x = 200,020,123.87
  5. Step 5: Solve for x
    x = 200,020,123.87/14,254.26
  6. Step 6: Final answer
    x = 14,032.31

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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.