Home / 45,549.27-62,856.41-28,562.63

Finding the Fourth Proportional to 45,549.27, 62,856.41 and 28,562.63

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Solution

The fourth proportional to 45,549.27, 62,856.41 and 28,562.63 is: 39,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.27 : 62,856.41 = 28,562.63 : x
  2. Step 2: Convert to fraction form
    45,549.27/62,856.41 = 28,562.63/x
  3. Step 3: Cross multiply
    45,549.27x = 62,856.41 × 28,562.63
  4. Step 4: Simplify right side
    45,549.27x = 1,795,343,924.86
  5. Step 5: Solve for x
    x = 1,795,343,924.86/45,549.27
  6. Step 6: Final answer
    x = 39,415.43

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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.