Home / 38,242.80-57,364.20-25,801.20

Finding the Fourth Proportional to 38,242.80, 57,364.20 and 25,801.20

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Solution

The fourth proportional to 38,242.80, 57,364.20 and 25,801.20 is: 38,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.80 : 57,364.20 = 25,801.20 : x
  2. Step 2: Convert to fraction form
    38,242.80/57,364.20 = 25,801.20/x
  3. Step 3: Cross multiply
    38,242.80x = 57,364.20 × 25,801.20
  4. Step 4: Simplify right side
    38,242.80x = 1,480,065,197.04
  5. Step 5: Solve for x
    x = 1,480,065,197.04/38,242.80
  6. Step 6: Final answer
    x = 38,701.80

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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.