Home / 25,072.14-34,599.54-15,000.99

Finding the Fourth Proportional to 25,072.14, 34,599.54 and 15,000.99

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Solution

The fourth proportional to 25,072.14, 34,599.54 and 15,000.99 is: 20,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,072.14 : 34,599.54 = 15,000.99 : x
  2. Step 2: Convert to fraction form
    25,072.14/34,599.54 = 15,000.99/x
  3. Step 3: Cross multiply
    25,072.14x = 34,599.54 × 15,000.99
  4. Step 4: Simplify right side
    25,072.14x = 519,027,353.54
  5. Step 5: Solve for x
    x = 519,027,353.54/25,072.14
  6. Step 6: Final answer
    x = 20,701.36

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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.