Home / 40,005.07-60,011.21-10,423.16

Finding the Fourth Proportional to 40,005.07, 60,011.21 and 10,423.16

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Solution

The fourth proportional to 40,005.07, 60,011.21 and 10,423.16 is: 15,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.07 : 60,011.21 = 10,423.16 : x
  2. Step 2: Convert to fraction form
    40,005.07/60,011.21 = 10,423.16/x
  3. Step 3: Cross multiply
    40,005.07x = 60,011.21 × 10,423.16
  4. Step 4: Simplify right side
    40,005.07x = 625,506,732.23
  5. Step 5: Solve for x
    x = 625,506,732.23/40,005.07
  6. Step 6: Final answer
    x = 15,635.69

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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.