Home / 23,013.68-31,759.60-14,949.32

Finding the Fourth Proportional to 23,013.68, 31,759.60 and 14,949.32

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Solution

The fourth proportional to 23,013.68, 31,759.60 and 14,949.32 is: 20,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.68 : 31,759.60 = 14,949.32 : x
  2. Step 2: Convert to fraction form
    23,013.68/31,759.60 = 14,949.32/x
  3. Step 3: Cross multiply
    23,013.68x = 31,759.60 × 14,949.32
  4. Step 4: Simplify right side
    23,013.68x = 474,784,423.47
  5. Step 5: Solve for x
    x = 474,784,423.47/23,013.68
  6. Step 6: Final answer
    x = 20,630.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.