Home / 28,625.62-39,457.70-22,565.98

Finding the Fourth Proportional to 28,625.62, 39,457.70 and 22,565.98

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Solution

The fourth proportional to 28,625.62, 39,457.70 and 22,565.98 is: 31,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625.62 : 39,457.70 = 22,565.98 : x
  2. Step 2: Convert to fraction form
    28,625.62/39,457.70 = 22,565.98/x
  3. Step 3: Cross multiply
    28,625.62x = 39,457.70 × 22,565.98
  4. Step 4: Simplify right side
    28,625.62x = 890,401,669.05
  5. Step 5: Solve for x
    x = 890,401,669.05/28,625.62
  6. Step 6: Final answer
    x = 31,105.06

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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.