Home / 15,140.36-22,711.68-4,046.81

Finding the Fourth Proportional to 15,140.36, 22,711.68 and 4,046.81

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Solution

The fourth proportional to 15,140.36, 22,711.68 and 4,046.81 is: 6,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.36 : 22,711.68 = 4,046.81 : x
  2. Step 2: Convert to fraction form
    15,140.36/22,711.68 = 4,046.81/x
  3. Step 3: Cross multiply
    15,140.36x = 22,711.68 × 4,046.81
  4. Step 4: Simplify right side
    15,140.36x = 91,909,740.18
  5. Step 5: Solve for x
    x = 91,909,740.18/15,140.36
  6. Step 6: Final answer
    x = 6,070.51

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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.