Home / 23,178.16-34,768.80-11,488.24

Finding the Fourth Proportional to 23,178.16, 34,768.80 and 11,488.24

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Solution

The fourth proportional to 23,178.16, 34,768.80 and 11,488.24 is: 17,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.16 : 34,768.80 = 11,488.24 : x
  2. Step 2: Convert to fraction form
    23,178.16/34,768.80 = 11,488.24/x
  3. Step 3: Cross multiply
    23,178.16x = 34,768.80 × 11,488.24
  4. Step 4: Simplify right side
    23,178.16x = 399,432,318.91
  5. Step 5: Solve for x
    x = 399,432,318.91/23,178.16
  6. Step 6: Final answer
    x = 17,233.13

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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.