Home / 22,537.15-31,108.66-15,824.45

Finding the Fourth Proportional to 22,537.15, 31,108.66 and 15,824.45

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Solution

The fourth proportional to 22,537.15, 31,108.66 and 15,824.45 is: 21,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,537.15 : 31,108.66 = 15,824.45 : x
  2. Step 2: Convert to fraction form
    22,537.15/31,108.66 = 15,824.45/x
  3. Step 3: Cross multiply
    22,537.15x = 31,108.66 × 15,824.45
  4. Step 4: Simplify right side
    22,537.15x = 492,277,472.95
  5. Step 5: Solve for x
    x = 492,277,472.95/22,537.15
  6. Step 6: Final answer
    x = 21,842.94

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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.