Home / 45,436.29-68,149.57-15,854.69

Finding the Fourth Proportional to 45,436.29, 68,149.57 and 15,854.69

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Solution

The fourth proportional to 45,436.29, 68,149.57 and 15,854.69 is: 23,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.29 : 68,149.57 = 15,854.69 : x
  2. Step 2: Convert to fraction form
    45,436.29/68,149.57 = 15,854.69/x
  3. Step 3: Cross multiply
    45,436.29x = 68,149.57 × 15,854.69
  4. Step 4: Simplify right side
    45,436.29x = 1,080,489,925.60
  5. Step 5: Solve for x
    x = 1,080,489,925.60/45,436.29
  6. Step 6: Final answer
    x = 23,780.33

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1.5x scale

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.