Home / 31,324.72-43,225.62-17,894.08

Finding the Fourth Proportional to 31,324.72, 43,225.62 and 17,894.08

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Solution

The fourth proportional to 31,324.72, 43,225.62 and 17,894.08 is: 24,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.72 : 43,225.62 = 17,894.08 : x
  2. Step 2: Convert to fraction form
    31,324.72/43,225.62 = 17,894.08/x
  3. Step 3: Cross multiply
    31,324.72x = 43,225.62 × 17,894.08
  4. Step 4: Simplify right side
    31,324.72x = 773,482,702.33
  5. Step 5: Solve for x
    x = 773,482,702.33/31,324.72
  6. Step 6: Final answer
    x = 24,692.41

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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.