Home / 20,410.47-30,622.32-10,014.93

Finding the Fourth Proportional to 20,410.47, 30,622.32 and 10,014.93

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Solution

The fourth proportional to 20,410.47, 30,622.32 and 10,014.93 is: 15,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,410.47 : 30,622.32 = 10,014.93 : x
  2. Step 2: Convert to fraction form
    20,410.47/30,622.32 = 10,014.93/x
  3. Step 3: Cross multiply
    20,410.47x = 30,622.32 × 10,014.93
  4. Step 4: Simplify right side
    20,410.47x = 306,680,391.24
  5. Step 5: Solve for x
    x = 306,680,391.24/20,410.47
  6. Step 6: Final answer
    x = 15,025.64

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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.