Home / 13,720.04-20,575.97-5,822.46

Finding the Fourth Proportional to 13,720.04, 20,575.97 and 5,822.46

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Solution

The fourth proportional to 13,720.04, 20,575.97 and 5,822.46 is: 8,731.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720.04 : 20,575.97 = 5,822.46 : x
  2. Step 2: Convert to fraction form
    13,720.04/20,575.97 = 5,822.46/x
  3. Step 3: Cross multiply
    13,720.04x = 20,575.97 × 5,822.46
  4. Step 4: Simplify right side
    13,720.04x = 119,802,762.29
  5. Step 5: Solve for x
    x = 119,802,762.29/13,720.04
  6. Step 6: Final answer
    x = 8,731.95

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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.