Home / 28,235.88-42,355.26-10,707.16

Finding the Fourth Proportional to 28,235.88, 42,355.26 and 10,707.16

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Solution

The fourth proportional to 28,235.88, 42,355.26 and 10,707.16 is: 16,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.88 : 42,355.26 = 10,707.16 : x
  2. Step 2: Convert to fraction form
    28,235.88/42,355.26 = 10,707.16/x
  3. Step 3: Cross multiply
    28,235.88x = 42,355.26 × 10,707.16
  4. Step 4: Simplify right side
    28,235.88x = 453,504,545.66
  5. Step 5: Solve for x
    x = 453,504,545.66/28,235.88
  6. Step 6: Final answer
    x = 16,061.29

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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.