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Finding the Fourth Proportional to 39,409.59, 59,080.67 and 17,206.68

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Solution

The fourth proportional to 39,409.59, 59,080.67 and 17,206.68 is: 25,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,409.59 : 59,080.67 = 17,206.68 : x
  2. Step 2: Convert to fraction form
    39,409.59/59,080.67 = 17,206.68/x
  3. Step 3: Cross multiply
    39,409.59x = 59,080.67 × 17,206.68
  4. Step 4: Simplify right side
    39,409.59x = 1,016,582,182.88
  5. Step 5: Solve for x
    x = 1,016,582,182.88/39,409.59
  6. Step 6: Final answer
    x = 25,795.30

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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.