Home / 18,500.84-25,531.28-10,002.95

Finding the Fourth Proportional to 18,500.84, 25,531.28 and 10,002.95

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Solution

The fourth proportional to 18,500.84, 25,531.28 and 10,002.95 is: 13,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.84 : 25,531.28 = 10,002.95 : x
  2. Step 2: Convert to fraction form
    18,500.84/25,531.28 = 10,002.95/x
  3. Step 3: Cross multiply
    18,500.84x = 25,531.28 × 10,002.95
  4. Step 4: Simplify right side
    18,500.84x = 255,388,117.28
  5. Step 5: Solve for x
    x = 255,388,117.28/18,500.84
  6. Step 6: Final answer
    x = 13,804.14

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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.