Home / 25,709.18-38,564.91-9,069.35

Finding the Fourth Proportional to 25,709.18, 38,564.91 and 9,069.35

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Solution

The fourth proportional to 25,709.18, 38,564.91 and 9,069.35 is: 13,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709.18 : 38,564.91 = 9,069.35 : x
  2. Step 2: Convert to fraction form
    25,709.18/38,564.91 = 9,069.35/x
  3. Step 3: Cross multiply
    25,709.18x = 38,564.91 × 9,069.35
  4. Step 4: Simplify right side
    25,709.18x = 349,758,473.68
  5. Step 5: Solve for x
    x = 349,758,473.68/25,709.18
  6. Step 6: Final answer
    x = 13,604.42

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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.