Home / 16,425.40-22,660.62-10,126.84

Finding the Fourth Proportional to 16,425.40, 22,660.62 and 10,126.84

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Solution

The fourth proportional to 16,425.40, 22,660.62 and 10,126.84 is: 13,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.40 : 22,660.62 = 10,126.84 : x
  2. Step 2: Convert to fraction form
    16,425.40/22,660.62 = 10,126.84/x
  3. Step 3: Cross multiply
    16,425.40x = 22,660.62 × 10,126.84
  4. Step 4: Simplify right side
    16,425.40x = 229,480,473.04
  5. Step 5: Solve for x
    x = 229,480,473.04/16,425.40
  6. Step 6: Final answer
    x = 13,971.07

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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.