Home / 17,429.81-26,144.80-4,282.18

Finding the Fourth Proportional to 17,429.81, 26,144.80 and 4,282.18

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Solution

The fourth proportional to 17,429.81, 26,144.80 and 4,282.18 is: 6,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.81 : 26,144.80 = 4,282.18 : x
  2. Step 2: Convert to fraction form
    17,429.81/26,144.80 = 4,282.18/x
  3. Step 3: Cross multiply
    17,429.81x = 26,144.80 × 4,282.18
  4. Step 4: Simplify right side
    17,429.81x = 111,956,739.66
  5. Step 5: Solve for x
    x = 111,956,739.66/17,429.81
  6. Step 6: Final answer
    x = 6,423.29

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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.