Home / 23,060.40-34,568.10-11,815.74

Finding the Fourth Proportional to 23,060.40, 34,568.10 and 11,815.74

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Solution

The fourth proportional to 23,060.40, 34,568.10 and 11,815.74 is: 17,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,060.40 : 34,568.10 = 11,815.74 : x
  2. Step 2: Convert to fraction form
    23,060.40/34,568.10 = 11,815.74/x
  3. Step 3: Cross multiply
    23,060.40x = 34,568.10 × 11,815.74
  4. Step 4: Simplify right side
    23,060.40x = 408,447,681.89
  5. Step 5: Solve for x
    x = 408,447,681.89/23,060.40
  6. Step 6: Final answer
    x = 17,712.08

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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.