Home / 25,325.08-34,950.72-13,996.79

Finding the Fourth Proportional to 25,325.08, 34,950.72 and 13,996.79

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Solution

The fourth proportional to 25,325.08, 34,950.72 and 13,996.79 is: 19,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.08 : 34,950.72 = 13,996.79 : x
  2. Step 2: Convert to fraction form
    25,325.08/34,950.72 = 13,996.79/x
  3. Step 3: Cross multiply
    25,325.08x = 34,950.72 × 13,996.79
  4. Step 4: Simplify right side
    25,325.08x = 489,197,729.74
  5. Step 5: Solve for x
    x = 489,197,729.74/25,325.08
  6. Step 6: Final answer
    x = 19,316.73

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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.