Home / 14,767.18-20,382.33-11,404.87

Finding the Fourth Proportional to 14,767.18, 20,382.33 and 11,404.87

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Solution

The fourth proportional to 14,767.18, 20,382.33 and 11,404.87 is: 15,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.18 : 20,382.33 = 11,404.87 : x
  2. Step 2: Convert to fraction form
    14,767.18/20,382.33 = 11,404.87/x
  3. Step 3: Cross multiply
    14,767.18x = 20,382.33 × 11,404.87
  4. Step 4: Simplify right side
    14,767.18x = 232,457,815.76
  5. Step 5: Solve for x
    x = 232,457,815.76/14,767.18
  6. Step 6: Final answer
    x = 15,741.52

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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.