Home / 25,490.25-38,252.66-9,074.25

Finding the Fourth Proportional to 25,490.25, 38,252.66 and 9,074.25

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Solution

The fourth proportional to 25,490.25, 38,252.66 and 9,074.25 is: 13,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.25 : 38,252.66 = 9,074.25 : x
  2. Step 2: Convert to fraction form
    25,490.25/38,252.66 = 9,074.25/x
  3. Step 3: Cross multiply
    25,490.25x = 38,252.66 × 9,074.25
  4. Step 4: Simplify right side
    25,490.25x = 347,114,154.63
  5. Step 5: Solve for x
    x = 347,114,154.63/25,490.25
  6. Step 6: Final answer
    x = 13,617.53

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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.