Home / 18,635.36-25,702.98-13,523.58

Finding the Fourth Proportional to 18,635.36, 25,702.98 and 13,523.58

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Solution

The fourth proportional to 18,635.36, 25,702.98 and 13,523.58 is: 18,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.36 : 25,702.98 = 13,523.58 : x
  2. Step 2: Convert to fraction form
    18,635.36/25,702.98 = 13,523.58/x
  3. Step 3: Cross multiply
    18,635.36x = 25,702.98 × 13,523.58
  4. Step 4: Simplify right side
    18,635.36x = 347,596,306.27
  5. Step 5: Solve for x
    x = 347,596,306.27/18,635.36
  6. Step 6: Final answer
    x = 18,652.51

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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.