Home / 14,113.17-21,162.44-7,085.61

Finding the Fourth Proportional to 14,113.17, 21,162.44 and 7,085.61

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Solution

The fourth proportional to 14,113.17, 21,162.44 and 7,085.61 is: 10,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.17 : 21,162.44 = 7,085.61 : x
  2. Step 2: Convert to fraction form
    14,113.17/21,162.44 = 7,085.61/x
  3. Step 3: Cross multiply
    14,113.17x = 21,162.44 × 7,085.61
  4. Step 4: Simplify right side
    14,113.17x = 149,948,761.06
  5. Step 5: Solve for x
    x = 149,948,761.06/14,113.17
  6. Step 6: Final answer
    x = 10,624.74

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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.