Home / 17,419.26-26,128.02-4,270.92

Finding the Fourth Proportional to 17,419.26, 26,128.02 and 4,270.92

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Solution

The fourth proportional to 17,419.26, 26,128.02 and 4,270.92 is: 6,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.26 : 26,128.02 = 4,270.92 : x
  2. Step 2: Convert to fraction form
    17,419.26/26,128.02 = 4,270.92/x
  3. Step 3: Cross multiply
    17,419.26x = 26,128.02 × 4,270.92
  4. Step 4: Simplify right side
    17,419.26x = 111,590,683.18
  5. Step 5: Solve for x
    x = 111,590,683.18/17,419.26
  6. Step 6: Final answer
    x = 6,406.17

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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.