Home / 38,078.85-57,129.95-17,036.60

Finding the Fourth Proportional to 38,078.85, 57,129.95 and 17,036.60

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Solution

The fourth proportional to 38,078.85, 57,129.95 and 17,036.60 is: 25,560.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.85 : 57,129.95 = 17,036.60 : x
  2. Step 2: Convert to fraction form
    38,078.85/57,129.95 = 17,036.60/x
  3. Step 3: Cross multiply
    38,078.85x = 57,129.95 × 17,036.60
  4. Step 4: Simplify right side
    38,078.85x = 973,300,106.17
  5. Step 5: Solve for x
    x = 973,300,106.17/38,078.85
  6. Step 6: Final answer
    x = 25,560.12

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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.