Home / 63,279.81-94,920.53-18,896.40

Finding the Fourth Proportional to 63,279.81, 94,920.53 and 18,896.40

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Solution

The fourth proportional to 63,279.81, 94,920.53 and 18,896.40 is: 28,344.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,279.81 : 94,920.53 = 18,896.40 : x
  2. Step 2: Convert to fraction form
    63,279.81/94,920.53 = 18,896.40/x
  3. Step 3: Cross multiply
    63,279.81x = 94,920.53 × 18,896.40
  4. Step 4: Simplify right side
    63,279.81x = 1,793,656,208.61
  5. Step 5: Solve for x
    x = 1,793,656,208.61/63,279.81
  6. Step 6: Final answer
    x = 28,344.84

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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.