Home / 37,191.75-51,312.04-21,264.85

Finding the Fourth Proportional to 37,191.75, 51,312.04 and 21,264.85

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Solution

The fourth proportional to 37,191.75, 51,312.04 and 21,264.85 is: 29,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.75 : 51,312.04 = 21,264.85 : x
  2. Step 2: Convert to fraction form
    37,191.75/51,312.04 = 21,264.85/x
  3. Step 3: Cross multiply
    37,191.75x = 51,312.04 × 21,264.85
  4. Step 4: Simplify right side
    37,191.75x = 1,091,142,833.79
  5. Step 5: Solve for x
    x = 1,091,142,833.79/37,191.75
  6. Step 6: Final answer
    x = 29,338.30

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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.