Home / 14,838.16-20,476.56-8,550.40

Finding the Fourth Proportional to 14,838.16, 20,476.56 and 8,550.40

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Solution

The fourth proportional to 14,838.16, 20,476.56 and 8,550.40 is: 11,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,838.16 : 20,476.56 = 8,550.40 : x
  2. Step 2: Convert to fraction form
    14,838.16/20,476.56 = 8,550.40/x
  3. Step 3: Cross multiply
    14,838.16x = 20,476.56 × 8,550.40
  4. Step 4: Simplify right side
    14,838.16x = 175,082,778.62
  5. Step 5: Solve for x
    x = 175,082,778.62/14,838.16
  6. Step 6: Final answer
    x = 11,799.49

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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.