Home / 30,077.20-41,510.10-17,501.92

Finding the Fourth Proportional to 30,077.20, 41,510.10 and 17,501.92

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Solution

The fourth proportional to 30,077.20, 41,510.10 and 17,501.92 is: 24,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.20 : 41,510.10 = 17,501.92 : x
  2. Step 2: Convert to fraction form
    30,077.20/41,510.10 = 17,501.92/x
  3. Step 3: Cross multiply
    30,077.20x = 41,510.10 × 17,501.92
  4. Step 4: Simplify right side
    30,077.20x = 726,506,449.39
  5. Step 5: Solve for x
    x = 726,506,449.39/30,077.20
  6. Step 6: Final answer
    x = 24,154.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.