Home / 45,618.86-62,932.16-28,614.57

Finding the Fourth Proportional to 45,618.86, 62,932.16 and 28,614.57

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Solution

The fourth proportional to 45,618.86, 62,932.16 and 28,614.57 is: 39,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,618.86 : 62,932.16 = 28,614.57 : x
  2. Step 2: Convert to fraction form
    45,618.86/62,932.16 = 28,614.57/x
  3. Step 3: Cross multiply
    45,618.86x = 62,932.16 × 28,614.57
  4. Step 4: Simplify right side
    45,618.86x = 1,800,776,769.11
  5. Step 5: Solve for x
    x = 1,800,776,769.11/45,618.86
  6. Step 6: Final answer
    x = 39,474.40

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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.