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Finding the Fourth Proportional to 25,955.96, 38,933.94 and 14,854.91

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Solution

The fourth proportional to 25,955.96, 38,933.94 and 14,854.91 is: 22,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,955.96 : 38,933.94 = 14,854.91 : x
  2. Step 2: Convert to fraction form
    25,955.96/38,933.94 = 14,854.91/x
  3. Step 3: Cross multiply
    25,955.96x = 38,933.94 × 14,854.91
  4. Step 4: Simplify right side
    25,955.96x = 578,360,174.65
  5. Step 5: Solve for x
    x = 578,360,174.65/25,955.96
  6. Step 6: Final answer
    x = 22,282.37

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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.