Home / 26,140.61-39,182.90-12,084.27

Finding the Fourth Proportional to 26,140.61, 39,182.90 and 12,084.27

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Solution

The fourth proportional to 26,140.61, 39,182.90 and 12,084.27 is: 18,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.61 : 39,182.90 = 12,084.27 : x
  2. Step 2: Convert to fraction form
    26,140.61/39,182.90 = 12,084.27/x
  3. Step 3: Cross multiply
    26,140.61x = 39,182.90 × 12,084.27
  4. Step 4: Simplify right side
    26,140.61x = 473,496,682.56
  5. Step 5: Solve for x
    x = 473,496,682.56/26,140.61
  6. Step 6: Final answer
    x = 18,113.46

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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.