Home / 34,380.39-47,442.46-19,272.95

Finding the Fourth Proportional to 34,380.39, 47,442.46 and 19,272.95

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Solution

The fourth proportional to 34,380.39, 47,442.46 and 19,272.95 is: 26,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,380.39 : 47,442.46 = 19,272.95 : x
  2. Step 2: Convert to fraction form
    34,380.39/47,442.46 = 19,272.95/x
  3. Step 3: Cross multiply
    34,380.39x = 47,442.46 × 19,272.95
  4. Step 4: Simplify right side
    34,380.39x = 914,356,159.46
  5. Step 5: Solve for x
    x = 914,356,159.46/34,380.39
  6. Step 6: Final answer
    x = 26,595.28

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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.