Home / 26,864.60-40,277.70-12,061.40

Finding the Fourth Proportional to 26,864.60, 40,277.70 and 12,061.40

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Solution

The fourth proportional to 26,864.60, 40,277.70 and 12,061.40 is: 18,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,864.60 : 40,277.70 = 12,061.40 : x
  2. Step 2: Convert to fraction form
    26,864.60/40,277.70 = 12,061.40/x
  3. Step 3: Cross multiply
    26,864.60x = 40,277.70 × 12,061.40
  4. Step 4: Simplify right side
    26,864.60x = 485,805,450.78
  5. Step 5: Solve for x
    x = 485,805,450.78/26,864.60
  6. Step 6: Final answer
    x = 18,083.48

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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.