Home / 40,516.31-60,801.65-14,221.13

Finding the Fourth Proportional to 40,516.31, 60,801.65 and 14,221.13

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Solution

The fourth proportional to 40,516.31, 60,801.65 and 14,221.13 is: 21,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.31 : 60,801.65 = 14,221.13 : x
  2. Step 2: Convert to fraction form
    40,516.31/60,801.65 = 14,221.13/x
  3. Step 3: Cross multiply
    40,516.31x = 60,801.65 × 14,221.13
  4. Step 4: Simplify right side
    40,516.31x = 864,668,097.76
  5. Step 5: Solve for x
    x = 864,668,097.76/40,516.31
  6. Step 6: Final answer
    x = 21,341.24

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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.