Home / 51,645.52-77,458.96-13,695.04

Finding the Fourth Proportional to 51,645.52, 77,458.96 and 13,695.04

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Solution

The fourth proportional to 51,645.52, 77,458.96 and 13,695.04 is: 20,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.52 : 77,458.96 = 13,695.04 : x
  2. Step 2: Convert to fraction form
    51,645.52/77,458.96 = 13,695.04/x
  3. Step 3: Cross multiply
    51,645.52x = 77,458.96 × 13,695.04
  4. Step 4: Simplify right side
    51,645.52x = 1,060,803,555.56
  5. Step 5: Solve for x
    x = 1,060,803,555.56/51,645.52
  6. Step 6: Final answer
    x = 20,540.09

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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.