Home / 26,321.08-36,306.10-15,702.52

Finding the Fourth Proportional to 26,321.08, 36,306.10 and 15,702.52

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Solution

The fourth proportional to 26,321.08, 36,306.10 and 15,702.52 is: 21,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.08 : 36,306.10 = 15,702.52 : x
  2. Step 2: Convert to fraction form
    26,321.08/36,306.10 = 15,702.52/x
  3. Step 3: Cross multiply
    26,321.08x = 36,306.10 × 15,702.52
  4. Step 4: Simplify right side
    26,321.08x = 570,097,261.37
  5. Step 5: Solve for x
    x = 570,097,261.37/26,321.08
  6. Step 6: Final answer
    x = 21,659.34

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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.