Home / 19,239.08-26,550.03-11,281.43

Finding the Fourth Proportional to 19,239.08, 26,550.03 and 11,281.43

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Solution

The fourth proportional to 19,239.08, 26,550.03 and 11,281.43 is: 15,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.08 : 26,550.03 = 11,281.43 : x
  2. Step 2: Convert to fraction form
    19,239.08/26,550.03 = 11,281.43/x
  3. Step 3: Cross multiply
    19,239.08x = 26,550.03 × 11,281.43
  4. Step 4: Simplify right side
    19,239.08x = 299,522,172.19
  5. Step 5: Solve for x
    x = 299,522,172.19/19,239.08
  6. Step 6: Final answer
    x = 15,568.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.