Home / 17,437.20-26,155.80-5,749.80

Finding the Fourth Proportional to 17,437.20, 26,155.80 and 5,749.80

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Solution

The fourth proportional to 17,437.20, 26,155.80 and 5,749.80 is: 8,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,437.20 : 26,155.80 = 5,749.80 : x
  2. Step 2: Convert to fraction form
    17,437.20/26,155.80 = 5,749.80/x
  3. Step 3: Cross multiply
    17,437.20x = 26,155.80 × 5,749.80
  4. Step 4: Simplify right side
    17,437.20x = 150,390,618.84
  5. Step 5: Solve for x
    x = 150,390,618.84/17,437.20
  6. Step 6: Final answer
    x = 8,624.70

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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.