Home / 17,655.12-24,363.90-10,103.76

Finding the Fourth Proportional to 17,655.12, 24,363.90 and 10,103.76

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Solution

The fourth proportional to 17,655.12, 24,363.90 and 10,103.76 is: 13,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.12 : 24,363.90 = 10,103.76 : x
  2. Step 2: Convert to fraction form
    17,655.12/24,363.90 = 10,103.76/x
  3. Step 3: Cross multiply
    17,655.12x = 24,363.90 × 10,103.76
  4. Step 4: Simplify right side
    17,655.12x = 246,166,998.26
  5. Step 5: Solve for x
    x = 246,166,998.26/17,655.12
  6. Step 6: Final answer
    x = 13,943.09

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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.