Home / 17,630.46-26,448.16-5,151.40

Finding the Fourth Proportional to 17,630.46, 26,448.16 and 5,151.40

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Solution

The fourth proportional to 17,630.46, 26,448.16 and 5,151.40 is: 7,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.46 : 26,448.16 = 5,151.40 : x
  2. Step 2: Convert to fraction form
    17,630.46/26,448.16 = 5,151.40/x
  3. Step 3: Cross multiply
    17,630.46x = 26,448.16 × 5,151.40
  4. Step 4: Simplify right side
    17,630.46x = 136,245,051.42
  5. Step 5: Solve for x
    x = 136,245,051.42/17,630.46
  6. Step 6: Final answer
    x = 7,727.82

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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.