Home / 14,353.50-21,534.34-5,590.92

Finding the Fourth Proportional to 14,353.50, 21,534.34 and 5,590.92

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Solution

The fourth proportional to 14,353.50, 21,534.34 and 5,590.92 is: 8,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.50 : 21,534.34 = 5,590.92 : x
  2. Step 2: Convert to fraction form
    14,353.50/21,534.34 = 5,590.92/x
  3. Step 3: Cross multiply
    14,353.50x = 21,534.34 × 5,590.92
  4. Step 4: Simplify right side
    14,353.50x = 120,396,772.19
  5. Step 5: Solve for x
    x = 120,396,772.19/14,353.50
  6. Step 6: Final answer
    x = 8,387.97

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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.