Home / 17,921.70-26,850.15-15,848.10

Finding the Fourth Proportional to 17,921.70, 26,850.15 and 15,848.10

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Solution

The fourth proportional to 17,921.70, 26,850.15 and 15,848.10 is: 23,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.70 : 26,850.15 = 15,848.10 : x
  2. Step 2: Convert to fraction form
    17,921.70/26,850.15 = 15,848.10/x
  3. Step 3: Cross multiply
    17,921.70x = 26,850.15 × 15,848.10
  4. Step 4: Simplify right side
    17,921.70x = 425,523,862.22
  5. Step 5: Solve for x
    x = 425,523,862.22/17,921.70
  6. Step 6: Final answer
    x = 23,743.50

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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.