Home / 26,144.56-39,184.71-12,085.57

Finding the Fourth Proportional to 26,144.56, 39,184.71 and 12,085.57

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Solution

The fourth proportional to 26,144.56, 39,184.71 and 12,085.57 is: 18,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.56 : 39,184.71 = 12,085.57 : x
  2. Step 2: Convert to fraction form
    26,144.56/39,184.71 = 12,085.57/x
  3. Step 3: Cross multiply
    26,144.56x = 39,184.71 × 12,085.57
  4. Step 4: Simplify right side
    26,144.56x = 473,569,555.63
  5. Step 5: Solve for x
    x = 473,569,555.63/26,144.56
  6. Step 6: Final answer
    x = 18,113.50

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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.