Home / 16,875.54-25,319.79-8,113.14

Finding the Fourth Proportional to 16,875.54, 25,319.79 and 8,113.14

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Solution

The fourth proportional to 16,875.54, 25,319.79 and 8,113.14 is: 12,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.54 : 25,319.79 = 8,113.14 : x
  2. Step 2: Convert to fraction form
    16,875.54/25,319.79 = 8,113.14/x
  3. Step 3: Cross multiply
    16,875.54x = 25,319.79 × 8,113.14
  4. Step 4: Simplify right side
    16,875.54x = 205,423,001.04
  5. Step 5: Solve for x
    x = 205,423,001.04/16,875.54
  6. Step 6: Final answer
    x = 12,172.83

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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.