Home / 14,590.32-21,877.92-8,669.76

Finding the Fourth Proportional to 14,590.32, 21,877.92 and 8,669.76

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Solution

The fourth proportional to 14,590.32, 21,877.92 and 8,669.76 is: 13,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.32 : 21,877.92 = 8,669.76 : x
  2. Step 2: Convert to fraction form
    14,590.32/21,877.92 = 8,669.76/x
  3. Step 3: Cross multiply
    14,590.32x = 21,877.92 × 8,669.76
  4. Step 4: Simplify right side
    14,590.32x = 189,676,315.70
  5. Step 5: Solve for x
    x = 189,676,315.70/14,590.32
  6. Step 6: Final answer
    x = 13,000.15

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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.