Home / 25,866.12-35,706.10-22,755.72

Finding the Fourth Proportional to 25,866.12, 35,706.10 and 22,755.72

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Solution

The fourth proportional to 25,866.12, 35,706.10 and 22,755.72 is: 31,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,866.12 : 35,706.10 = 22,755.72 : x
  2. Step 2: Convert to fraction form
    25,866.12/35,706.10 = 22,755.72/x
  3. Step 3: Cross multiply
    25,866.12x = 35,706.10 × 22,755.72
  4. Step 4: Simplify right side
    25,866.12x = 812,518,013.89
  5. Step 5: Solve for x
    x = 812,518,013.89/25,866.12
  6. Step 6: Final answer
    x = 31,412.44

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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.