Home / 26,454.12-39,710.34-18,026.88

Finding the Fourth Proportional to 26,454.12, 39,710.34 and 18,026.88

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Solution

The fourth proportional to 26,454.12, 39,710.34 and 18,026.88 is: 27,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.12 : 39,710.34 = 18,026.88 : x
  2. Step 2: Convert to fraction form
    26,454.12/39,710.34 = 18,026.88/x
  3. Step 3: Cross multiply
    26,454.12x = 39,710.34 × 18,026.88
  4. Step 4: Simplify right side
    26,454.12x = 715,853,533.94
  5. Step 5: Solve for x
    x = 715,853,533.94/26,454.12
  6. Step 6: Final answer
    x = 27,060.19

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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.