Home / 17,384.64-24,001.20-11,426.28

Finding the Fourth Proportional to 17,384.64, 24,001.20 and 11,426.28

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Solution

The fourth proportional to 17,384.64, 24,001.20 and 11,426.28 is: 15,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.64 : 24,001.20 = 11,426.28 : x
  2. Step 2: Convert to fraction form
    17,384.64/24,001.20 = 11,426.28/x
  3. Step 3: Cross multiply
    17,384.64x = 24,001.20 × 11,426.28
  4. Step 4: Simplify right side
    17,384.64x = 274,244,431.54
  5. Step 5: Solve for x
    x = 274,244,431.54/17,384.64
  6. Step 6: Final answer
    x = 15,775.10

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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.