Home / 17,873.35-24,663.60-9,915.55

Finding the Fourth Proportional to 17,873.35, 24,663.60 and 9,915.55

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Solution

The fourth proportional to 17,873.35, 24,663.60 and 9,915.55 is: 13,682.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,873.35 : 24,663.60 = 9,915.55 : x
  2. Step 2: Convert to fraction form
    17,873.35/24,663.60 = 9,915.55/x
  3. Step 3: Cross multiply
    17,873.35x = 24,663.60 × 9,915.55
  4. Step 4: Simplify right side
    17,873.35x = 244,553,158.98
  5. Step 5: Solve for x
    x = 244,553,158.98/17,873.35
  6. Step 6: Final answer
    x = 13,682.56

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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.