Home / 26,712.80-40,058.40-9,177.92

Finding the Fourth Proportional to 26,712.80, 40,058.40 and 9,177.92

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Solution

The fourth proportional to 26,712.80, 40,058.40 and 9,177.92 is: 13,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.80 : 40,058.40 = 9,177.92 : x
  2. Step 2: Convert to fraction form
    26,712.80/40,058.40 = 9,177.92/x
  3. Step 3: Cross multiply
    26,712.80x = 40,058.40 × 9,177.92
  4. Step 4: Simplify right side
    26,712.80x = 367,652,790.53
  5. Step 5: Solve for x
    x = 367,652,790.53/26,712.80
  6. Step 6: Final answer
    x = 13,763.17

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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.