Home / 25,102.02-37,659.37-17,720.90

Finding the Fourth Proportional to 25,102.02, 37,659.37 and 17,720.90

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Solution

The fourth proportional to 25,102.02, 37,659.37 and 17,720.90 is: 26,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.02 : 37,659.37 = 17,720.90 : x
  2. Step 2: Convert to fraction form
    25,102.02/37,659.37 = 17,720.90/x
  3. Step 3: Cross multiply
    25,102.02x = 37,659.37 × 17,720.90
  4. Step 4: Simplify right side
    25,102.02x = 667,357,929.83
  5. Step 5: Solve for x
    x = 667,357,929.83/25,102.02
  6. Step 6: Final answer
    x = 26,585.83

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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.