Home / 14,590.28-21,884.56-8,742.92

Finding the Fourth Proportional to 14,590.28, 21,884.56 and 8,742.92

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Solution

The fourth proportional to 14,590.28, 21,884.56 and 8,742.92 is: 13,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.28 : 21,884.56 = 8,742.92 : x
  2. Step 2: Convert to fraction form
    14,590.28/21,884.56 = 8,742.92/x
  3. Step 3: Cross multiply
    14,590.28x = 21,884.56 × 8,742.92
  4. Step 4: Simplify right side
    14,590.28x = 191,334,957.32
  5. Step 5: Solve for x
    x = 191,334,957.32/14,590.28
  6. Step 6: Final answer
    x = 13,113.86

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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.