Home / 15,435.48-23,153.19-4,343.28

Finding the Fourth Proportional to 15,435.48, 23,153.19 and 4,343.28

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Solution

The fourth proportional to 15,435.48, 23,153.19 and 4,343.28 is: 6,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.48 : 23,153.19 = 4,343.28 : x
  2. Step 2: Convert to fraction form
    15,435.48/23,153.19 = 4,343.28/x
  3. Step 3: Cross multiply
    15,435.48x = 23,153.19 × 4,343.28
  4. Step 4: Simplify right side
    15,435.48x = 100,560,787.06
  5. Step 5: Solve for x
    x = 100,560,787.06/15,435.48
  6. Step 6: Final answer
    x = 6,514.91

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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.