Home / 17,417.91-26,126.61-4,270.38

Finding the Fourth Proportional to 17,417.91, 26,126.61 and 4,270.38

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Solution

The fourth proportional to 17,417.91, 26,126.61 and 4,270.38 is: 6,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,417.91 : 26,126.61 = 4,270.38 : x
  2. Step 2: Convert to fraction form
    17,417.91/26,126.61 = 4,270.38/x
  3. Step 3: Cross multiply
    17,417.91x = 26,126.61 × 4,270.38
  4. Step 4: Simplify right side
    17,417.91x = 111,570,552.81
  5. Step 5: Solve for x
    x = 111,570,552.81/17,417.91
  6. Step 6: Final answer
    x = 6,405.51

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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.