Home / 17,730.87-26,568.58-10,239.03

Finding the Fourth Proportional to 17,730.87, 26,568.58 and 10,239.03

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Solution

The fourth proportional to 17,730.87, 26,568.58 and 10,239.03 is: 15,342.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.87 : 26,568.58 = 10,239.03 : x
  2. Step 2: Convert to fraction form
    17,730.87/26,568.58 = 10,239.03/x
  3. Step 3: Cross multiply
    17,730.87x = 26,568.58 × 10,239.03
  4. Step 4: Simplify right side
    17,730.87x = 272,036,487.68
  5. Step 5: Solve for x
    x = 272,036,487.68/17,730.87
  6. Step 6: Final answer
    x = 15,342.53

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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.