Home / 16,774.65-25,161.95-5,087.86

Finding the Fourth Proportional to 16,774.65, 25,161.95 and 5,087.86

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Solution

The fourth proportional to 16,774.65, 25,161.95 and 5,087.86 is: 7,631.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.65 : 25,161.95 = 5,087.86 : x
  2. Step 2: Convert to fraction form
    16,774.65/25,161.95 = 5,087.86/x
  3. Step 3: Cross multiply
    16,774.65x = 25,161.95 × 5,087.86
  4. Step 4: Simplify right side
    16,774.65x = 128,020,428.74
  5. Step 5: Solve for x
    x = 128,020,428.74/16,774.65
  6. Step 6: Final answer
    x = 7,631.78

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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.