Home / 14,406.60-19,861.38-9,098.76

Finding the Fourth Proportional to 14,406.60, 19,861.38 and 9,098.76

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Solution

The fourth proportional to 14,406.60, 19,861.38 and 9,098.76 is: 12,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.60 : 19,861.38 = 9,098.76 : x
  2. Step 2: Convert to fraction form
    14,406.60/19,861.38 = 9,098.76/x
  3. Step 3: Cross multiply
    14,406.60x = 19,861.38 × 9,098.76
  4. Step 4: Simplify right side
    14,406.60x = 180,713,929.89
  5. Step 5: Solve for x
    x = 180,713,929.89/14,406.60
  6. Step 6: Final answer
    x = 12,543.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.