Home / 40,030.39-60,045.59-10,447.97

Finding the Fourth Proportional to 40,030.39, 60,045.59 and 10,447.97

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Solution

The fourth proportional to 40,030.39, 60,045.59 and 10,447.97 is: 15,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.39 : 60,045.59 = 10,447.97 : x
  2. Step 2: Convert to fraction form
    40,030.39/60,045.59 = 10,447.97/x
  3. Step 3: Cross multiply
    40,030.39x = 60,045.59 × 10,447.97
  4. Step 4: Simplify right side
    40,030.39x = 627,354,470.71
  5. Step 5: Solve for x
    x = 627,354,470.71/40,030.39
  6. Step 6: Final answer
    x = 15,671.96

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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.