Home / 27,268.20-40,902.30-13,444.20

Finding the Fourth Proportional to 27,268.20, 40,902.30 and 13,444.20

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Solution

The fourth proportional to 27,268.20, 40,902.30 and 13,444.20 is: 20,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.20 : 40,902.30 = 13,444.20 : x
  2. Step 2: Convert to fraction form
    27,268.20/40,902.30 = 13,444.20/x
  3. Step 3: Cross multiply
    27,268.20x = 40,902.30 × 13,444.20
  4. Step 4: Simplify right side
    27,268.20x = 549,898,701.66
  5. Step 5: Solve for x
    x = 549,898,701.66/27,268.20
  6. Step 6: Final answer
    x = 20,166.30

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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.