Home / 16,869.40-25,303.17-5,182.62

Finding the Fourth Proportional to 16,869.40, 25,303.17 and 5,182.62

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Solution

The fourth proportional to 16,869.40, 25,303.17 and 5,182.62 is: 7,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.40 : 25,303.17 = 5,182.62 : x
  2. Step 2: Convert to fraction form
    16,869.40/25,303.17 = 5,182.62/x
  3. Step 3: Cross multiply
    16,869.40x = 25,303.17 × 5,182.62
  4. Step 4: Simplify right side
    16,869.40x = 131,136,714.91
  5. Step 5: Solve for x
    x = 131,136,714.91/16,869.40
  6. Step 6: Final answer
    x = 7,773.64

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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.