Home / 40,007.97-60,015.42-10,425.83

Finding the Fourth Proportional to 40,007.97, 60,015.42 and 10,425.83

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Solution

The fourth proportional to 40,007.97, 60,015.42 and 10,425.83 is: 15,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.97 : 60,015.42 = 10,425.83 : x
  2. Step 2: Convert to fraction form
    40,007.97/60,015.42 = 10,425.83/x
  3. Step 3: Cross multiply
    40,007.97x = 60,015.42 × 10,425.83
  4. Step 4: Simplify right side
    40,007.97x = 625,710,266.22
  5. Step 5: Solve for x
    x = 625,710,266.22/40,007.97
  6. Step 6: Final answer
    x = 15,639.64

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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.