Home / 38,590.32-57,840.80-17,770.08

Finding the Fourth Proportional to 38,590.32, 57,840.80 and 17,770.08

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Solution

The fourth proportional to 38,590.32, 57,840.80 and 17,770.08 is: 26,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,590.32 : 57,840.80 = 17,770.08 : x
  2. Step 2: Convert to fraction form
    38,590.32/57,840.80 = 17,770.08/x
  3. Step 3: Cross multiply
    38,590.32x = 57,840.80 × 17,770.08
  4. Step 4: Simplify right side
    38,590.32x = 1,027,835,643.26
  5. Step 5: Solve for x
    x = 1,027,835,643.26/38,590.32
  6. Step 6: Final answer
    x = 26,634.55

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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.