Home / 38,394.32-57,618.36-17,631.44

Finding the Fourth Proportional to 38,394.32, 57,618.36 and 17,631.44

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Solution

The fourth proportional to 38,394.32, 57,618.36 and 17,631.44 is: 26,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,394.32 : 57,618.36 = 17,631.44 : x
  2. Step 2: Convert to fraction form
    38,394.32/57,618.36 = 17,631.44/x
  3. Step 3: Cross multiply
    38,394.32x = 57,618.36 × 17,631.44
  4. Step 4: Simplify right side
    38,394.32x = 1,015,894,657.24
  5. Step 5: Solve for x
    x = 1,015,894,657.24/38,394.32
  6. Step 6: Final answer
    x = 26,459.50

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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.