Home / 25,281.67-34,888.66-13,951.16

Finding the Fourth Proportional to 25,281.67, 34,888.66 and 13,951.16

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Solution

The fourth proportional to 25,281.67, 34,888.66 and 13,951.16 is: 19,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.67 : 34,888.66 = 13,951.16 : x
  2. Step 2: Convert to fraction form
    25,281.67/34,888.66 = 13,951.16/x
  3. Step 3: Cross multiply
    25,281.67x = 34,888.66 × 13,951.16
  4. Step 4: Simplify right side
    25,281.67x = 486,737,277.85
  5. Step 5: Solve for x
    x = 486,737,277.85/25,281.67
  6. Step 6: Final answer
    x = 19,252.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.