Home / 40,001.39-60,002.06-10,419.15

Finding the Fourth Proportional to 40,001.39, 60,002.06 and 10,419.15

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Solution

The fourth proportional to 40,001.39, 60,002.06 and 10,419.15 is: 15,628.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001.39 : 60,002.06 = 10,419.15 : x
  2. Step 2: Convert to fraction form
    40,001.39/60,002.06 = 10,419.15/x
  3. Step 3: Cross multiply
    40,001.39x = 60,002.06 × 10,419.15
  4. Step 4: Simplify right side
    40,001.39x = 625,170,411.35
  5. Step 5: Solve for x
    x = 625,170,411.35/40,001.39
  6. Step 6: Final answer
    x = 15,628.72

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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.