Home / 16,039.31-24,068.99-7,720.21

Finding the Fourth Proportional to 16,039.31, 24,068.99 and 7,720.21

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Solution

The fourth proportional to 16,039.31, 24,068.99 and 7,720.21 is: 11,585.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.31 : 24,068.99 = 7,720.21 : x
  2. Step 2: Convert to fraction form
    16,039.31/24,068.99 = 7,720.21/x
  3. Step 3: Cross multiply
    16,039.31x = 24,068.99 × 7,720.21
  4. Step 4: Simplify right side
    16,039.31x = 185,817,616.42
  5. Step 5: Solve for x
    x = 185,817,616.42/16,039.31
  6. Step 6: Final answer
    x = 11,585.14

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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.