Home / 45,062.66-67,597.47-13,470.53

Finding the Fourth Proportional to 45,062.66, 67,597.47 and 13,470.53

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Solution

The fourth proportional to 45,062.66, 67,597.47 and 13,470.53 is: 20,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062.66 : 67,597.47 = 13,470.53 : x
  2. Step 2: Convert to fraction form
    45,062.66/67,597.47 = 13,470.53/x
  3. Step 3: Cross multiply
    45,062.66x = 67,597.47 × 13,470.53
  4. Step 4: Simplify right side
    45,062.66x = 910,573,409.57
  5. Step 5: Solve for x
    x = 910,573,409.57/45,062.66
  6. Step 6: Final answer
    x = 20,206.83

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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.