Home / 22,681.37-34,010.40-10,190.69

Finding the Fourth Proportional to 22,681.37, 34,010.40 and 10,190.69

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Solution

The fourth proportional to 22,681.37, 34,010.40 and 10,190.69 is: 15,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.37 : 34,010.40 = 10,190.69 : x
  2. Step 2: Convert to fraction form
    22,681.37/34,010.40 = 10,190.69/x
  3. Step 3: Cross multiply
    22,681.37x = 34,010.40 × 10,190.69
  4. Step 4: Simplify right side
    22,681.37x = 346,589,443.18
  5. Step 5: Solve for x
    x = 346,589,443.18/22,681.37
  6. Step 6: Final answer
    x = 15,280.80

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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.