Home / 15,745.47-23,618.18-10,800.14

Finding the Fourth Proportional to 15,745.47, 23,618.18 and 10,800.14

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Solution

The fourth proportional to 15,745.47, 23,618.18 and 10,800.14 is: 16,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.47 : 23,618.18 = 10,800.14 : x
  2. Step 2: Convert to fraction form
    15,745.47/23,618.18 = 10,800.14/x
  3. Step 3: Cross multiply
    15,745.47x = 23,618.18 × 10,800.14
  4. Step 4: Simplify right side
    15,745.47x = 255,079,478.45
  5. Step 5: Solve for x
    x = 255,079,478.45/15,745.47
  6. Step 6: Final answer
    x = 16,200.18

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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.