Home / 26,549.28-39,848.58-13,410.90

Finding the Fourth Proportional to 26,549.28, 39,848.58 and 13,410.90

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Solution

The fourth proportional to 26,549.28, 39,848.58 and 13,410.90 is: 20,128.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.28 : 39,848.58 = 13,410.90 : x
  2. Step 2: Convert to fraction form
    26,549.28/39,848.58 = 13,410.90/x
  3. Step 3: Cross multiply
    26,549.28x = 39,848.58 × 13,410.90
  4. Step 4: Simplify right side
    26,549.28x = 534,405,321.52
  5. Step 5: Solve for x
    x = 534,405,321.52/26,549.28
  6. Step 6: Final answer
    x = 20,128.81

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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.