Home / 52,304.08-72,179.76-28,430.72

Finding the Fourth Proportional to 52,304.08, 72,179.76 and 28,430.72

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Solution

The fourth proportional to 52,304.08, 72,179.76 and 28,430.72 is: 39,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304.08 : 72,179.76 = 28,430.72 : x
  2. Step 2: Convert to fraction form
    52,304.08/72,179.76 = 28,430.72/x
  3. Step 3: Cross multiply
    52,304.08x = 72,179.76 × 28,430.72
  4. Step 4: Simplify right side
    52,304.08x = 2,052,122,546.23
  5. Step 5: Solve for x
    x = 2,052,122,546.23/52,304.08
  6. Step 6: Final answer
    x = 39,234.46

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1.5x scale

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.