Home / 17,502.72-24,148.44-15,818.73

Finding the Fourth Proportional to 17,502.72, 24,148.44 and 15,818.73

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Solution

The fourth proportional to 17,502.72, 24,148.44 and 15,818.73 is: 21,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.72 : 24,148.44 = 15,818.73 : x
  2. Step 2: Convert to fraction form
    17,502.72/24,148.44 = 15,818.73/x
  3. Step 3: Cross multiply
    17,502.72x = 24,148.44 × 15,818.73
  4. Step 4: Simplify right side
    17,502.72x = 381,997,652.28
  5. Step 5: Solve for x
    x = 381,997,652.28/17,502.72
  6. Step 6: Final answer
    x = 21,825.05

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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.