Home / 23,187.49-34,781.82-7,392.28

Finding the Fourth Proportional to 23,187.49, 34,781.82 and 7,392.28

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Solution

The fourth proportional to 23,187.49, 34,781.82 and 7,392.28 is: 11,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,187.49 : 34,781.82 = 7,392.28 : x
  2. Step 2: Convert to fraction form
    23,187.49/34,781.82 = 7,392.28/x
  3. Step 3: Cross multiply
    23,187.49x = 34,781.82 × 7,392.28
  4. Step 4: Simplify right side
    23,187.49x = 257,116,952.35
  5. Step 5: Solve for x
    x = 257,116,952.35/23,187.49
  6. Step 6: Final answer
    x = 11,088.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.