Home / 17,635.34-26,442.98-13,631.31

Finding the Fourth Proportional to 17,635.34, 26,442.98 and 13,631.31

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Solution

The fourth proportional to 17,635.34, 26,442.98 and 13,631.31 is: 20,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,635.34 : 26,442.98 = 13,631.31 : x
  2. Step 2: Convert to fraction form
    17,635.34/26,442.98 = 13,631.31/x
  3. Step 3: Cross multiply
    17,635.34x = 26,442.98 × 13,631.31
  4. Step 4: Simplify right side
    17,635.34x = 360,452,325.49
  5. Step 5: Solve for x
    x = 360,452,325.49/17,635.34
  6. Step 6: Final answer
    x = 20,439.20

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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.