Home / 10,027.09-15,040.71-4,480.69

Finding the Fourth Proportional to 10,027.09, 15,040.71 and 4,480.69

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Solution

The fourth proportional to 10,027.09, 15,040.71 and 4,480.69 is: 6,721.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.09 : 15,040.71 = 4,480.69 : x
  2. Step 2: Convert to fraction form
    10,027.09/15,040.71 = 4,480.69/x
  3. Step 3: Cross multiply
    10,027.09x = 15,040.71 × 4,480.69
  4. Step 4: Simplify right side
    10,027.09x = 67,392,758.89
  5. Step 5: Solve for x
    x = 67,392,758.89/10,027.09
  6. Step 6: Final answer
    x = 6,721.07

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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.