Home / 16,839.68-23,232.28-10,126.94

Finding the Fourth Proportional to 16,839.68, 23,232.28 and 10,126.94

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Solution

The fourth proportional to 16,839.68, 23,232.28 and 10,126.94 is: 13,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.68 : 23,232.28 = 10,126.94 : x
  2. Step 2: Convert to fraction form
    16,839.68/23,232.28 = 10,126.94/x
  3. Step 3: Cross multiply
    16,839.68x = 23,232.28 × 10,126.94
  4. Step 4: Simplify right side
    16,839.68x = 235,271,905.62
  5. Step 5: Solve for x
    x = 235,271,905.62/16,839.68
  6. Step 6: Final answer
    x = 13,971.28

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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.