Home / 25,868.64-38,803.08-9,229.36

Finding the Fourth Proportional to 25,868.64, 38,803.08 and 9,229.36

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Solution

The fourth proportional to 25,868.64, 38,803.08 and 9,229.36 is: 13,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,868.64 : 38,803.08 = 9,229.36 : x
  2. Step 2: Convert to fraction form
    25,868.64/38,803.08 = 9,229.36/x
  3. Step 3: Cross multiply
    25,868.64x = 38,803.08 × 9,229.36
  4. Step 4: Simplify right side
    25,868.64x = 358,127,594.43
  5. Step 5: Solve for x
    x = 358,127,594.43/25,868.64
  6. Step 6: Final answer
    x = 13,844.08

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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.