Home / 23,315.50-34,977.12-9,275.66

Finding the Fourth Proportional to 23,315.50, 34,977.12 and 9,275.66

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Solution

The fourth proportional to 23,315.50, 34,977.12 and 9,275.66 is: 13,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.50 : 34,977.12 = 9,275.66 : x
  2. Step 2: Convert to fraction form
    23,315.50/34,977.12 = 9,275.66/x
  3. Step 3: Cross multiply
    23,315.50x = 34,977.12 × 9,275.66
  4. Step 4: Simplify right side
    23,315.50x = 324,435,826.52
  5. Step 5: Solve for x
    x = 324,435,826.52/23,315.50
  6. Step 6: Final answer
    x = 13,915.03

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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.