Home / 39,621.27-59,451.26-17,431.88

Finding the Fourth Proportional to 39,621.27, 59,451.26 and 17,431.88

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Solution

The fourth proportional to 39,621.27, 59,451.26 and 17,431.88 is: 26,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,621.27 : 59,451.26 = 17,431.88 : x
  2. Step 2: Convert to fraction form
    39,621.27/59,451.26 = 17,431.88/x
  3. Step 3: Cross multiply
    39,621.27x = 59,451.26 × 17,431.88
  4. Step 4: Simplify right side
    39,621.27x = 1,036,347,230.17
  5. Step 5: Solve for x
    x = 1,036,347,230.17/39,621.27
  6. Step 6: Final answer
    x = 26,156.34

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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.