Home / 16,869.65-25,287.53-5,768.74

Finding the Fourth Proportional to 16,869.65, 25,287.53 and 5,768.74

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Solution

The fourth proportional to 16,869.65, 25,287.53 and 5,768.74 is: 8,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.65 : 25,287.53 = 5,768.74 : x
  2. Step 2: Convert to fraction form
    16,869.65/25,287.53 = 5,768.74/x
  3. Step 3: Cross multiply
    16,869.65x = 25,287.53 × 5,768.74
  4. Step 4: Simplify right side
    16,869.65x = 145,877,137.02
  5. Step 5: Solve for x
    x = 145,877,137.02/16,869.65
  6. Step 6: Final answer
    x = 8,647.32

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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.