Home / 53,400.39-80,084.18-25,312.13

Finding the Fourth Proportional to 53,400.39, 80,084.18 and 25,312.13

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Solution

The fourth proportional to 53,400.39, 80,084.18 and 25,312.13 is: 37,960.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,400.39 : 80,084.18 = 25,312.13 : x
  2. Step 2: Convert to fraction form
    53,400.39/80,084.18 = 25,312.13/x
  3. Step 3: Cross multiply
    53,400.39x = 80,084.18 × 25,312.13
  4. Step 4: Simplify right side
    53,400.39x = 2,027,101,440.54
  5. Step 5: Solve for x
    x = 2,027,101,440.54/53,400.39
  6. Step 6: Final answer
    x = 37,960.42

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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.