Home / 60,421.20-83,378.36-33,565.44

Finding the Fourth Proportional to 60,421.20, 83,378.36 and 33,565.44

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Solution

The fourth proportional to 60,421.20, 83,378.36 and 33,565.44 is: 46,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,421.20 : 83,378.36 = 33,565.44 : x
  2. Step 2: Convert to fraction form
    60,421.20/83,378.36 = 33,565.44/x
  3. Step 3: Cross multiply
    60,421.20x = 83,378.36 × 33,565.44
  4. Step 4: Simplify right side
    60,421.20x = 2,798,631,339.88
  5. Step 5: Solve for x
    x = 2,798,631,339.88/60,421.20
  6. Step 6: Final answer
    x = 46,318.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.