Home / 45,247.29-62,420.26-28,240.53

Finding the Fourth Proportional to 45,247.29, 62,420.26 and 28,240.53

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Solution

The fourth proportional to 45,247.29, 62,420.26 and 28,240.53 is: 38,958.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,247.29 : 62,420.26 = 28,240.53 : x
  2. Step 2: Convert to fraction form
    45,247.29/62,420.26 = 28,240.53/x
  3. Step 3: Cross multiply
    45,247.29x = 62,420.26 × 28,240.53
  4. Step 4: Simplify right side
    45,247.29x = 1,762,781,225.14
  5. Step 5: Solve for x
    x = 1,762,781,225.14/45,247.29
  6. Step 6: Final answer
    x = 38,958.82

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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.