Home / 38,998.32-53,861.40-26,401.20

Finding the Fourth Proportional to 38,998.32, 53,861.40 and 26,401.20

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Solution

The fourth proportional to 38,998.32, 53,861.40 and 26,401.20 is: 36,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998.32 : 53,861.40 = 26,401.20 : x
  2. Step 2: Convert to fraction form
    38,998.32/53,861.40 = 26,401.20/x
  3. Step 3: Cross multiply
    38,998.32x = 53,861.40 × 26,401.20
  4. Step 4: Simplify right side
    38,998.32x = 1,422,005,593.68
  5. Step 5: Solve for x
    x = 1,422,005,593.68/38,998.32
  6. Step 6: Final answer
    x = 36,463.25

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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.