Home / 16,437.40-22,683.77-15,181.70

Finding the Fourth Proportional to 16,437.40, 22,683.77 and 15,181.70

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Solution

The fourth proportional to 16,437.40, 22,683.77 and 15,181.70 is: 20,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,437.40 : 22,683.77 = 15,181.70 : x
  2. Step 2: Convert to fraction form
    16,437.40/22,683.77 = 15,181.70/x
  3. Step 3: Cross multiply
    16,437.40x = 22,683.77 × 15,181.70
  4. Step 4: Simplify right side
    16,437.40x = 344,378,191.01
  5. Step 5: Solve for x
    x = 344,378,191.01/16,437.40
  6. Step 6: Final answer
    x = 20,950.89

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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.