Home / 17,931.68-24,728.72-11,473.36

Finding the Fourth Proportional to 17,931.68, 24,728.72 and 11,473.36

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Solution

The fourth proportional to 17,931.68, 24,728.72 and 11,473.36 is: 15,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.68 : 24,728.72 = 11,473.36 : x
  2. Step 2: Convert to fraction form
    17,931.68/24,728.72 = 11,473.36/x
  3. Step 3: Cross multiply
    17,931.68x = 24,728.72 × 11,473.36
  4. Step 4: Simplify right side
    17,931.68x = 283,721,473.76
  5. Step 5: Solve for x
    x = 283,721,473.76/17,931.68
  6. Step 6: Final answer
    x = 15,822.36

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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.