Home / 37,394.11-51,622.91-28,877.11

Finding the Fourth Proportional to 37,394.11, 51,622.91 and 28,877.11

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Solution

The fourth proportional to 37,394.11, 51,622.91 and 28,877.11 is: 39,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,394.11 : 51,622.91 = 28,877.11 : x
  2. Step 2: Convert to fraction form
    37,394.11/51,622.91 = 28,877.11/x
  3. Step 3: Cross multiply
    37,394.11x = 51,622.91 × 28,877.11
  4. Step 4: Simplify right side
    37,394.11x = 1,490,720,366.65
  5. Step 5: Solve for x
    x = 1,490,720,366.65/37,394.11
  6. Step 6: Final answer
    x = 39,865.12

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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.