Home / 16,265.40-24,398.10-10,121.40

Finding the Fourth Proportional to 16,265.40, 24,398.10 and 10,121.40

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Solution

The fourth proportional to 16,265.40, 24,398.10 and 10,121.40 is: 15,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265.40 : 24,398.10 = 10,121.40 : x
  2. Step 2: Convert to fraction form
    16,265.40/24,398.10 = 10,121.40/x
  3. Step 3: Cross multiply
    16,265.40x = 24,398.10 × 10,121.40
  4. Step 4: Simplify right side
    16,265.40x = 246,942,929.34
  5. Step 5: Solve for x
    x = 246,942,929.34/16,265.40
  6. Step 6: Final answer
    x = 15,182.10

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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.