Home / 14,868.33-20,515.32-8,497.02

Finding the Fourth Proportional to 14,868.33, 20,515.32 and 8,497.02

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Solution

The fourth proportional to 14,868.33, 20,515.32 and 8,497.02 is: 11,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868.33 : 20,515.32 = 8,497.02 : x
  2. Step 2: Convert to fraction form
    14,868.33/20,515.32 = 8,497.02/x
  3. Step 3: Cross multiply
    14,868.33x = 20,515.32 × 8,497.02
  4. Step 4: Simplify right side
    14,868.33x = 174,319,045.15
  5. Step 5: Solve for x
    x = 174,319,045.15/14,868.33
  6. Step 6: Final answer
    x = 11,724.18

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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.