Home / 38,056.80-57,085.20-25,615.20

Finding the Fourth Proportional to 38,056.80, 57,085.20 and 25,615.20

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Solution

The fourth proportional to 38,056.80, 57,085.20 and 25,615.20 is: 38,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.80 : 57,085.20 = 25,615.20 : x
  2. Step 2: Convert to fraction form
    38,056.80/57,085.20 = 25,615.20/x
  3. Step 3: Cross multiply
    38,056.80x = 57,085.20 × 25,615.20
  4. Step 4: Simplify right side
    38,056.80x = 1,462,248,815.04
  5. Step 5: Solve for x
    x = 1,462,248,815.04/38,056.80
  6. Step 6: Final answer
    x = 38,422.80

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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.