Home / 63,690.04-95,535.29-19,317.18

Finding the Fourth Proportional to 63,690.04, 95,535.29 and 19,317.18

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Solution

The fourth proportional to 63,690.04, 95,535.29 and 19,317.18 is: 28,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,690.04 : 95,535.29 = 19,317.18 : x
  2. Step 2: Convert to fraction form
    63,690.04/95,535.29 = 19,317.18/x
  3. Step 3: Cross multiply
    63,690.04x = 95,535.29 × 19,317.18
  4. Step 4: Simplify right side
    63,690.04x = 1,845,472,393.28
  5. Step 5: Solve for x
    x = 1,845,472,393.28/63,690.04
  6. Step 6: Final answer
    x = 28,975.84

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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.