Home / 53,478.05-80,191.11-26,812.58

Finding the Fourth Proportional to 53,478.05, 80,191.11 and 26,812.58

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Solution

The fourth proportional to 53,478.05, 80,191.11 and 26,812.58 is: 40,205.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,478.05 : 80,191.11 = 26,812.58 : x
  2. Step 2: Convert to fraction form
    53,478.05/80,191.11 = 26,812.58/x
  3. Step 3: Cross multiply
    53,478.05x = 80,191.11 × 26,812.58
  4. Step 4: Simplify right side
    53,478.05x = 2,150,130,552.16
  5. Step 5: Solve for x
    x = 2,150,130,552.16/53,478.05
  6. Step 6: Final answer
    x = 40,205.86

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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.