Home / 14,331.65-19,776.60-8,042.81

Finding the Fourth Proportional to 14,331.65, 19,776.60 and 8,042.81

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Solution

The fourth proportional to 14,331.65, 19,776.60 and 8,042.81 is: 11,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.65 : 19,776.60 = 8,042.81 : x
  2. Step 2: Convert to fraction form
    14,331.65/19,776.60 = 8,042.81/x
  3. Step 3: Cross multiply
    14,331.65x = 19,776.60 × 8,042.81
  4. Step 4: Simplify right side
    14,331.65x = 159,059,455.53
  5. Step 5: Solve for x
    x = 159,059,455.53/14,331.65
  6. Step 6: Final answer
    x = 11,098.47

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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.