Home / 45,276.38-62,478.28-25,131.68

Finding the Fourth Proportional to 45,276.38, 62,478.28 and 25,131.68

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Solution

The fourth proportional to 45,276.38, 62,478.28 and 25,131.68 is: 34,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.38 : 62,478.28 = 25,131.68 : x
  2. Step 2: Convert to fraction form
    45,276.38/62,478.28 = 25,131.68/x
  3. Step 3: Cross multiply
    45,276.38x = 62,478.28 × 25,131.68
  4. Step 4: Simplify right side
    45,276.38x = 1,570,183,788.25
  5. Step 5: Solve for x
    x = 1,570,183,788.25/45,276.38
  6. Step 6: Final answer
    x = 34,679.98

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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.