Home / 40,204.16-55,436.27-25,648.91

Finding the Fourth Proportional to 40,204.16, 55,436.27 and 25,648.91

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Solution

The fourth proportional to 40,204.16, 55,436.27 and 25,648.91 is: 35,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.16 : 55,436.27 = 25,648.91 : x
  2. Step 2: Convert to fraction form
    40,204.16/55,436.27 = 25,648.91/x
  3. Step 3: Cross multiply
    40,204.16x = 55,436.27 × 25,648.91
  4. Step 4: Simplify right side
    40,204.16x = 1,421,879,867.90
  5. Step 5: Solve for x
    x = 1,421,879,867.90/40,204.16
  6. Step 6: Final answer
    x = 35,366.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.