Home / 10,143.08-15,222.47-6,632.14

Finding the Fourth Proportional to 10,143.08, 15,222.47 and 6,632.14

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Solution

The fourth proportional to 10,143.08, 15,222.47 and 6,632.14 is: 9,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143.08 : 15,222.47 = 6,632.14 : x
  2. Step 2: Convert to fraction form
    10,143.08/15,222.47 = 6,632.14/x
  3. Step 3: Cross multiply
    10,143.08x = 15,222.47 × 6,632.14
  4. Step 4: Simplify right side
    10,143.08x = 100,957,522.66
  5. Step 5: Solve for x
    x = 100,957,522.66/10,143.08
  6. Step 6: Final answer
    x = 9,953.34

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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.