Home / 45,502.60-68,254.91-15,516.80

Finding the Fourth Proportional to 45,502.60, 68,254.91 and 15,516.80

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Solution

The fourth proportional to 45,502.60, 68,254.91 and 15,516.80 is: 23,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.60 : 68,254.91 = 15,516.80 : x
  2. Step 2: Convert to fraction form
    45,502.60/68,254.91 = 15,516.80/x
  3. Step 3: Cross multiply
    45,502.60x = 68,254.91 × 15,516.80
  4. Step 4: Simplify right side
    45,502.60x = 1,059,097,709.90
  5. Step 5: Solve for x
    x = 1,059,097,709.90/45,502.60
  6. Step 6: Final answer
    x = 23,275.55

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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.