Home / 17,428.40-26,144.02-10,456.06

Finding the Fourth Proportional to 17,428.40, 26,144.02 and 10,456.06

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Solution

The fourth proportional to 17,428.40, 26,144.02 and 10,456.06 is: 15,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.40 : 26,144.02 = 10,456.06 : x
  2. Step 2: Convert to fraction form
    17,428.40/26,144.02 = 10,456.06/x
  3. Step 3: Cross multiply
    17,428.40x = 26,144.02 × 10,456.06
  4. Step 4: Simplify right side
    17,428.40x = 273,363,441.76
  5. Step 5: Solve for x
    x = 273,363,441.76/17,428.40
  6. Step 6: Final answer
    x = 15,684.94

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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.