Home / 23,050.40-34,553.12-12,510.90

Finding the Fourth Proportional to 23,050.40, 34,553.12 and 12,510.90

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Solution

The fourth proportional to 23,050.40, 34,553.12 and 12,510.90 is: 18,754.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,050.40 : 34,553.12 = 12,510.90 : x
  2. Step 2: Convert to fraction form
    23,050.40/34,553.12 = 12,510.90/x
  3. Step 3: Cross multiply
    23,050.40x = 34,553.12 × 12,510.90
  4. Step 4: Simplify right side
    23,050.40x = 432,290,629.01
  5. Step 5: Solve for x
    x = 432,290,629.01/23,050.40
  6. Step 6: Final answer
    x = 18,754.15

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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.