Home / 18,104.61-24,982.98-10,145.76

Finding the Fourth Proportional to 18,104.61, 24,982.98 and 10,145.76

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Solution

The fourth proportional to 18,104.61, 24,982.98 and 10,145.76 is: 14,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.61 : 24,982.98 = 10,145.76 : x
  2. Step 2: Convert to fraction form
    18,104.61/24,982.98 = 10,145.76/x
  3. Step 3: Cross multiply
    18,104.61x = 24,982.98 × 10,145.76
  4. Step 4: Simplify right side
    18,104.61x = 253,471,244.50
  5. Step 5: Solve for x
    x = 253,471,244.50/18,104.61
  6. Step 6: Final answer
    x = 14,000.37

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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.