Home / 53,652.15-80,520.75-28,369.62

Finding the Fourth Proportional to 53,652.15, 80,520.75 and 28,369.62

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Solution

The fourth proportional to 53,652.15, 80,520.75 and 28,369.62 is: 42,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,652.15 : 80,520.75 = 28,369.62 : x
  2. Step 2: Convert to fraction form
    53,652.15/80,520.75 = 28,369.62/x
  3. Step 3: Cross multiply
    53,652.15x = 80,520.75 × 28,369.62
  4. Step 4: Simplify right side
    53,652.15x = 2,284,343,079.62
  5. Step 5: Solve for x
    x = 2,284,343,079.62/53,652.15
  6. Step 6: Final answer
    x = 42,576.92

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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.