Home / 13,726.10-20,570.61-10,010.90

Finding the Fourth Proportional to 13,726.10, 20,570.61 and 10,010.90

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Solution

The fourth proportional to 13,726.10, 20,570.61 and 10,010.90 is: 15,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726.10 : 20,570.61 = 10,010.90 : x
  2. Step 2: Convert to fraction form
    13,726.10/20,570.61 = 10,010.90/x
  3. Step 3: Cross multiply
    13,726.10x = 20,570.61 × 10,010.90
  4. Step 4: Simplify right side
    13,726.10x = 205,930,319.65
  5. Step 5: Solve for x
    x = 205,930,319.65/13,726.10
  6. Step 6: Final answer
    x = 15,002.83

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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.