Home / 39,393.60-54,381.56-25,254.51

Finding the Fourth Proportional to 39,393.60, 54,381.56 and 25,254.51

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Solution

The fourth proportional to 39,393.60, 54,381.56 and 25,254.51 is: 34,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,393.60 : 54,381.56 = 25,254.51 : x
  2. Step 2: Convert to fraction form
    39,393.60/54,381.56 = 25,254.51/x
  3. Step 3: Cross multiply
    39,393.60x = 54,381.56 × 25,254.51
  4. Step 4: Simplify right side
    39,393.60x = 1,373,379,524.56
  5. Step 5: Solve for x
    x = 1,373,379,524.56/39,393.60
  6. Step 6: Final answer
    x = 34,863.01

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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.