Home / 36,801.55-55,210.47-13,427.92

Finding the Fourth Proportional to 36,801.55, 55,210.47 and 13,427.92

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Solution

The fourth proportional to 36,801.55, 55,210.47 and 13,427.92 is: 20,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801.55 : 55,210.47 = 13,427.92 : x
  2. Step 2: Convert to fraction form
    36,801.55/55,210.47 = 13,427.92/x
  3. Step 3: Cross multiply
    36,801.55x = 55,210.47 × 13,427.92
  4. Step 4: Simplify right side
    36,801.55x = 741,361,774.32
  5. Step 5: Solve for x
    x = 741,361,774.32/36,801.55
  6. Step 6: Final answer
    x = 20,144.85

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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.