Home / 23,153.38-34,714.26-11,139.19

Finding the Fourth Proportional to 23,153.38, 34,714.26 and 11,139.19

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Solution

The fourth proportional to 23,153.38, 34,714.26 and 11,139.19 is: 16,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153.38 : 34,714.26 = 11,139.19 : x
  2. Step 2: Convert to fraction form
    23,153.38/34,714.26 = 11,139.19/x
  3. Step 3: Cross multiply
    23,153.38x = 34,714.26 × 11,139.19
  4. Step 4: Simplify right side
    23,153.38x = 386,688,737.85
  5. Step 5: Solve for x
    x = 386,688,737.85/23,153.38
  6. Step 6: Final answer
    x = 16,701.18

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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.