Home / 25,899.90-38,844.22-9,261.08

Finding the Fourth Proportional to 25,899.90, 38,844.22 and 9,261.08

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Solution

The fourth proportional to 25,899.90, 38,844.22 and 9,261.08 is: 13,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.90 : 38,844.22 = 9,261.08 : x
  2. Step 2: Convert to fraction form
    25,899.90/38,844.22 = 9,261.08/x
  3. Step 3: Cross multiply
    25,899.90x = 38,844.22 × 9,261.08
  4. Step 4: Simplify right side
    25,899.90x = 359,739,428.96
  5. Step 5: Solve for x
    x = 359,739,428.96/25,899.90
  6. Step 6: Final answer
    x = 13,889.61

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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.