Home / 15,511.28-23,268.53-9,666.32

Finding the Fourth Proportional to 15,511.28, 23,268.53 and 9,666.32

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Solution

The fourth proportional to 15,511.28, 23,268.53 and 9,666.32 is: 14,500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.28 : 23,268.53 = 9,666.32 : x
  2. Step 2: Convert to fraction form
    15,511.28/23,268.53 = 9,666.32/x
  3. Step 3: Cross multiply
    15,511.28x = 23,268.53 × 9,666.32
  4. Step 4: Simplify right side
    15,511.28x = 224,920,964.73
  5. Step 5: Solve for x
    x = 224,920,964.73/15,511.28
  6. Step 6: Final answer
    x = 14,500.48

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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.