Home / 25,539.36-38,299.56-8,895.12

Finding the Fourth Proportional to 25,539.36, 38,299.56 and 8,895.12

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Solution

The fourth proportional to 25,539.36, 38,299.56 and 8,895.12 is: 13,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.36 : 38,299.56 = 8,895.12 : x
  2. Step 2: Convert to fraction form
    25,539.36/38,299.56 = 8,895.12/x
  3. Step 3: Cross multiply
    25,539.36x = 38,299.56 × 8,895.12
  4. Step 4: Simplify right side
    25,539.36x = 340,679,182.15
  5. Step 5: Solve for x
    x = 340,679,182.15/25,539.36
  6. Step 6: Final answer
    x = 13,339.38

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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.