Home / 38,323.82-57,456.95-25,808.72

Finding the Fourth Proportional to 38,323.82, 57,456.95 and 25,808.72

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Solution

The fourth proportional to 38,323.82, 57,456.95 and 25,808.72 is: 38,693.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.82 : 57,456.95 = 25,808.72 : x
  2. Step 2: Convert to fraction form
    38,323.82/57,456.95 = 25,808.72/x
  3. Step 3: Cross multiply
    38,323.82x = 57,456.95 × 25,808.72
  4. Step 4: Simplify right side
    38,323.82x = 1,482,889,918.28
  5. Step 5: Solve for x
    x = 1,482,889,918.28/38,323.82
  6. Step 6: Final answer
    x = 38,693.69

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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.