Home / 25,656.30-38,490.21-9,017.48

Finding the Fourth Proportional to 25,656.30, 38,490.21 and 9,017.48

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Solution

The fourth proportional to 25,656.30, 38,490.21 and 9,017.48 is: 13,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.30 : 38,490.21 = 9,017.48 : x
  2. Step 2: Convert to fraction form
    25,656.30/38,490.21 = 9,017.48/x
  3. Step 3: Cross multiply
    25,656.30x = 38,490.21 × 9,017.48
  4. Step 4: Simplify right side
    25,656.30x = 347,084,506.42
  5. Step 5: Solve for x
    x = 347,084,506.42/25,656.30
  6. Step 6: Final answer
    x = 13,528.24

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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.