Home / 14,726.95-20,321.67-8,352.25

Finding the Fourth Proportional to 14,726.95, 20,321.67 and 8,352.25

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Solution

The fourth proportional to 14,726.95, 20,321.67 and 8,352.25 is: 11,525.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.95 : 20,321.67 = 8,352.25 : x
  2. Step 2: Convert to fraction form
    14,726.95/20,321.67 = 8,352.25/x
  3. Step 3: Cross multiply
    14,726.95x = 20,321.67 × 8,352.25
  4. Step 4: Simplify right side
    14,726.95x = 169,731,668.26
  5. Step 5: Solve for x
    x = 169,731,668.26/14,726.95
  6. Step 6: Final answer
    x = 11,525.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.