Home / 17,490.66-24,137.72-9,937.31

Finding the Fourth Proportional to 17,490.66, 24,137.72 and 9,937.31

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Solution

The fourth proportional to 17,490.66, 24,137.72 and 9,937.31 is: 13,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.66 : 24,137.72 = 9,937.31 : x
  2. Step 2: Convert to fraction form
    17,490.66/24,137.72 = 9,937.31/x
  3. Step 3: Cross multiply
    17,490.66x = 24,137.72 × 9,937.31
  4. Step 4: Simplify right side
    17,490.66x = 239,863,835.96
  5. Step 5: Solve for x
    x = 239,863,835.96/17,490.66
  6. Step 6: Final answer
    x = 13,713.82

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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.