Home / 28,588.92-39,416.10-22,204.70

Finding the Fourth Proportional to 28,588.92, 39,416.10 and 22,204.70

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Solution

The fourth proportional to 28,588.92, 39,416.10 and 22,204.70 is: 30,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.92 : 39,416.10 = 22,204.70 : x
  2. Step 2: Convert to fraction form
    28,588.92/39,416.10 = 22,204.70/x
  3. Step 3: Cross multiply
    28,588.92x = 39,416.10 × 22,204.70
  4. Step 4: Simplify right side
    28,588.92x = 875,222,675.67
  5. Step 5: Solve for x
    x = 875,222,675.67/28,588.92
  6. Step 6: Final answer
    x = 30,614.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.