Home / 25,331.40-34,966.08-17,399.88

Finding the Fourth Proportional to 25,331.40, 34,966.08 and 17,399.88

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Solution

The fourth proportional to 25,331.40, 34,966.08 and 17,399.88 is: 24,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.40 : 34,966.08 = 17,399.88 : x
  2. Step 2: Convert to fraction form
    25,331.40/34,966.08 = 17,399.88/x
  3. Step 3: Cross multiply
    25,331.40x = 34,966.08 × 17,399.88
  4. Step 4: Simplify right side
    25,331.40x = 608,405,596.07
  5. Step 5: Solve for x
    x = 608,405,596.07/25,331.40
  6. Step 6: Final answer
    x = 24,017.84

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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.