Home / 17,962.89-26,944.68-4,815.15

Finding the Fourth Proportional to 17,962.89, 26,944.68 and 4,815.15

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Solution

The fourth proportional to 17,962.89, 26,944.68 and 4,815.15 is: 7,222.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,962.89 : 26,944.68 = 4,815.15 : x
  2. Step 2: Convert to fraction form
    17,962.89/26,944.68 = 4,815.15/x
  3. Step 3: Cross multiply
    17,962.89x = 26,944.68 × 4,815.15
  4. Step 4: Simplify right side
    17,962.89x = 129,742,675.90
  5. Step 5: Solve for x
    x = 129,742,675.90/17,962.89
  6. Step 6: Final answer
    x = 7,222.82

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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.