Home / 17,672.22-26,515.35-7,281.54

Finding the Fourth Proportional to 17,672.22, 26,515.35 and 7,281.54

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Solution

The fourth proportional to 17,672.22, 26,515.35 and 7,281.54 is: 10,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.22 : 26,515.35 = 7,281.54 : x
  2. Step 2: Convert to fraction form
    17,672.22/26,515.35 = 7,281.54/x
  3. Step 3: Cross multiply
    17,672.22x = 26,515.35 × 7,281.54
  4. Step 4: Simplify right side
    17,672.22x = 193,072,581.64
  5. Step 5: Solve for x
    x = 193,072,581.64/17,672.22
  6. Step 6: Final answer
    x = 10,925.20

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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.