Home / 14,746.86-22,120.15-5,979.70

Finding the Fourth Proportional to 14,746.86, 22,120.15 and 5,979.70

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Solution

The fourth proportional to 14,746.86, 22,120.15 and 5,979.70 is: 8,969.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.86 : 22,120.15 = 5,979.70 : x
  2. Step 2: Convert to fraction form
    14,746.86/22,120.15 = 5,979.70/x
  3. Step 3: Cross multiply
    14,746.86x = 22,120.15 × 5,979.70
  4. Step 4: Simplify right side
    14,746.86x = 132,271,860.96
  5. Step 5: Solve for x
    x = 132,271,860.96/14,746.86
  6. Step 6: Final answer
    x = 8,969.49

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Double scale
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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.