Home / 14,500.08-21,734.64-5,731.20

Finding the Fourth Proportional to 14,500.08, 21,734.64 and 5,731.20

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Solution

The fourth proportional to 14,500.08, 21,734.64 and 5,731.20 is: 8,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.08 : 21,734.64 = 5,731.20 : x
  2. Step 2: Convert to fraction form
    14,500.08/21,734.64 = 5,731.20/x
  3. Step 3: Cross multiply
    14,500.08x = 21,734.64 × 5,731.20
  4. Step 4: Simplify right side
    14,500.08x = 124,565,568.77
  5. Step 5: Solve for x
    x = 124,565,568.77/14,500.08
  6. Step 6: Final answer
    x = 8,590.68

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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.