Home / 40,002.39-60,007.01-10,420.23

Finding the Fourth Proportional to 40,002.39, 60,007.01 and 10,420.23

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Solution

The fourth proportional to 40,002.39, 60,007.01 and 10,420.23 is: 15,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.39 : 60,007.01 = 10,420.23 : x
  2. Step 2: Convert to fraction form
    40,002.39/60,007.01 = 10,420.23/x
  3. Step 3: Cross multiply
    40,002.39x = 60,007.01 × 10,420.23
  4. Step 4: Simplify right side
    40,002.39x = 625,286,793.71
  5. Step 5: Solve for x
    x = 625,286,793.71/40,002.39
  6. Step 6: Final answer
    x = 15,631.24

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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.