Home / 25,654.29-38,487.21-9,015.48

Finding the Fourth Proportional to 25,654.29, 38,487.21 and 9,015.48

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Solution

The fourth proportional to 25,654.29, 38,487.21 and 9,015.48 is: 13,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654.29 : 38,487.21 = 9,015.48 : x
  2. Step 2: Convert to fraction form
    25,654.29/38,487.21 = 9,015.48/x
  3. Step 3: Cross multiply
    25,654.29x = 38,487.21 × 9,015.48
  4. Step 4: Simplify right side
    25,654.29x = 346,980,672.01
  5. Step 5: Solve for x
    x = 346,980,672.01/25,654.29
  6. Step 6: Final answer
    x = 13,525.25

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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.