Home / 29,287.68-40,415.40-17,352.12

Finding the Fourth Proportional to 29,287.68, 40,415.40 and 17,352.12

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Solution

The fourth proportional to 29,287.68, 40,415.40 and 17,352.12 is: 23,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,287.68 : 40,415.40 = 17,352.12 : x
  2. Step 2: Convert to fraction form
    29,287.68/40,415.40 = 17,352.12/x
  3. Step 3: Cross multiply
    29,287.68x = 40,415.40 × 17,352.12
  4. Step 4: Simplify right side
    29,287.68x = 701,292,870.65
  5. Step 5: Solve for x
    x = 701,292,870.65/29,287.68
  6. Step 6: Final answer
    x = 23,944.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.