Home / 25,645.96-38,486.12-9,006.05

Finding the Fourth Proportional to 25,645.96, 38,486.12 and 9,006.05

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Solution

The fourth proportional to 25,645.96, 38,486.12 and 9,006.05 is: 13,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.96 : 38,486.12 = 9,006.05 : x
  2. Step 2: Convert to fraction form
    25,645.96/38,486.12 = 9,006.05/x
  3. Step 3: Cross multiply
    25,645.96x = 38,486.12 × 9,006.05
  4. Step 4: Simplify right side
    25,645.96x = 346,607,876.00
  5. Step 5: Solve for x
    x = 346,607,876.00/25,645.96
  6. Step 6: Final answer
    x = 13,515.11

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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.