Home / 67,423.02-101,103.06-20,020.68

Finding the Fourth Proportional to 67,423.02, 101,103.06 and 20,020.68

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Solution

The fourth proportional to 67,423.02, 101,103.06 and 20,020.68 is: 30,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,423.02 : 101,103.06 = 20,020.68 : x
  2. Step 2: Convert to fraction form
    67,423.02/101,103.06 = 20,020.68/x
  3. Step 3: Cross multiply
    67,423.02x = 101,103.06 × 20,020.68
  4. Step 4: Simplify right side
    67,423.02x = 2,024,152,011.28
  5. Step 5: Solve for x
    x = 2,024,152,011.28/67,423.02
  6. Step 6: Final answer
    x = 30,021.68

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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.