Home / 23,373.30-34,881.06-20,880.12

Finding the Fourth Proportional to 23,373.30, 34,881.06 and 20,880.12

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Solution

The fourth proportional to 23,373.30, 34,881.06 and 20,880.12 is: 31,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,373.30 : 34,881.06 = 20,880.12 : x
  2. Step 2: Convert to fraction form
    23,373.30/34,881.06 = 20,880.12/x
  3. Step 3: Cross multiply
    23,373.30x = 34,881.06 × 20,880.12
  4. Step 4: Simplify right side
    23,373.30x = 728,320,718.53
  5. Step 5: Solve for x
    x = 728,320,718.53/23,373.30
  6. Step 6: Final answer
    x = 31,160.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.