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Finding the Fourth Proportional to 25,653.29, 38,485.71 and 9,014.48

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Solution

The fourth proportional to 25,653.29, 38,485.71 and 9,014.48 is: 13,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,653.29 : 38,485.71 = 9,014.48 : x
  2. Step 2: Convert to fraction form
    25,653.29/38,485.71 = 9,014.48/x
  3. Step 3: Cross multiply
    25,653.29x = 38,485.71 × 9,014.48
  4. Step 4: Simplify right side
    25,653.29x = 346,928,470.65
  5. Step 5: Solve for x
    x = 346,928,470.65/25,653.29
  6. Step 6: Final answer
    x = 13,523.74

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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.