Home / 13,027.22-17,977.08-7,058.76

Finding the Fourth Proportional to 13,027.22, 17,977.08 and 7,058.76

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Solution

The fourth proportional to 13,027.22, 17,977.08 and 7,058.76 is: 9,740.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.22 : 17,977.08 = 7,058.76 : x
  2. Step 2: Convert to fraction form
    13,027.22/17,977.08 = 7,058.76/x
  3. Step 3: Cross multiply
    13,027.22x = 17,977.08 × 7,058.76
  4. Step 4: Simplify right side
    13,027.22x = 126,895,793.90
  5. Step 5: Solve for x
    x = 126,895,793.90/13,027.22
  6. Step 6: Final answer
    x = 9,740.82

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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.