Home / 53,732.16-80,660.51-28,820.86

Finding the Fourth Proportional to 53,732.16, 80,660.51 and 28,820.86

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Solution

The fourth proportional to 53,732.16, 80,660.51 and 28,820.86 is: 43,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,732.16 : 80,660.51 = 28,820.86 : x
  2. Step 2: Convert to fraction form
    53,732.16/80,660.51 = 28,820.86/x
  3. Step 3: Cross multiply
    53,732.16x = 80,660.51 × 28,820.86
  4. Step 4: Simplify right side
    53,732.16x = 2,324,705,482.28
  5. Step 5: Solve for x
    x = 2,324,705,482.28/53,732.16
  6. Step 6: Final answer
    x = 43,264.69

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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.