Home / 15,302.39-22,951.43-4,912.79

Finding the Fourth Proportional to 15,302.39, 22,951.43 and 4,912.79

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Solution

The fourth proportional to 15,302.39, 22,951.43 and 4,912.79 is: 7,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,302.39 : 22,951.43 = 4,912.79 : x
  2. Step 2: Convert to fraction form
    15,302.39/22,951.43 = 4,912.79/x
  3. Step 3: Cross multiply
    15,302.39x = 22,951.43 × 4,912.79
  4. Step 4: Simplify right side
    15,302.39x = 112,755,531.23
  5. Step 5: Solve for x
    x = 112,755,531.23/15,302.39
  6. Step 6: Final answer
    x = 7,368.49

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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.