Home / 20,023.54-30,037.34-6,874.20

Finding the Fourth Proportional to 20,023.54, 30,037.34 and 6,874.20

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Solution

The fourth proportional to 20,023.54, 30,037.34 and 6,874.20 is: 10,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023.54 : 30,037.34 = 6,874.20 : x
  2. Step 2: Convert to fraction form
    20,023.54/30,037.34 = 6,874.20/x
  3. Step 3: Cross multiply
    20,023.54x = 30,037.34 × 6,874.20
  4. Step 4: Simplify right side
    20,023.54x = 206,482,699.81
  5. Step 5: Solve for x
    x = 206,482,699.81/20,023.54
  6. Step 6: Final answer
    x = 10,312.00

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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.