Home / 25,790.22-35,607.96-23,100.21

Finding the Fourth Proportional to 25,790.22, 35,607.96 and 23,100.21

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Solution

The fourth proportional to 25,790.22, 35,607.96 and 23,100.21 is: 31,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.22 : 35,607.96 = 23,100.21 : x
  2. Step 2: Convert to fraction form
    25,790.22/35,607.96 = 23,100.21/x
  3. Step 3: Cross multiply
    25,790.22x = 35,607.96 × 23,100.21
  4. Step 4: Simplify right side
    25,790.22x = 822,551,353.67
  5. Step 5: Solve for x
    x = 822,551,353.67/25,790.22
  6. Step 6: Final answer
    x = 31,893.93

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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.