Home / 25,535.84-38,307.77-13,049.09

Finding the Fourth Proportional to 25,535.84, 38,307.77 and 13,049.09

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Solution

The fourth proportional to 25,535.84, 38,307.77 and 13,049.09 is: 19,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,535.84 : 38,307.77 = 13,049.09 : x
  2. Step 2: Convert to fraction form
    25,535.84/38,307.77 = 13,049.09/x
  3. Step 3: Cross multiply
    25,535.84x = 38,307.77 × 13,049.09
  4. Step 4: Simplify right side
    25,535.84x = 499,881,281.65
  5. Step 5: Solve for x
    x = 499,881,281.65/25,535.84
  6. Step 6: Final answer
    x = 19,575.68

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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.