Home / 13,337.60-20,008.92-4,572.32

Finding the Fourth Proportional to 13,337.60, 20,008.92 and 4,572.32

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Solution

The fourth proportional to 13,337.60, 20,008.92 and 4,572.32 is: 6,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.60 : 20,008.92 = 4,572.32 : x
  2. Step 2: Convert to fraction form
    13,337.60/20,008.92 = 4,572.32/x
  3. Step 3: Cross multiply
    13,337.60x = 20,008.92 × 4,572.32
  4. Step 4: Simplify right side
    13,337.60x = 91,487,185.09
  5. Step 5: Solve for x
    x = 91,487,185.09/13,337.60
  6. Step 6: Final answer
    x = 6,859.34

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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.