Home / 53,331.44-80,016.60-28,373.72

Finding the Fourth Proportional to 53,331.44, 80,016.60 and 28,373.72

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Solution

The fourth proportional to 53,331.44, 80,016.60 and 28,373.72 is: 42,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,331.44 : 80,016.60 = 28,373.72 : x
  2. Step 2: Convert to fraction form
    53,331.44/80,016.60 = 28,373.72/x
  3. Step 3: Cross multiply
    53,331.44x = 80,016.60 × 28,373.72
  4. Step 4: Simplify right side
    53,331.44x = 2,270,368,603.75
  5. Step 5: Solve for x
    x = 2,270,368,603.75/53,331.44
  6. Step 6: Final answer
    x = 42,570.92

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1.5x scale

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.