Home / 16,712.46-25,070.76-5,620.32

Finding the Fourth Proportional to 16,712.46, 25,070.76 and 5,620.32

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Solution

The fourth proportional to 16,712.46, 25,070.76 and 5,620.32 is: 8,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.46 : 25,070.76 = 5,620.32 : x
  2. Step 2: Convert to fraction form
    16,712.46/25,070.76 = 5,620.32/x
  3. Step 3: Cross multiply
    16,712.46x = 25,070.76 × 5,620.32
  4. Step 4: Simplify right side
    16,712.46x = 140,905,693.84
  5. Step 5: Solve for x
    x = 140,905,693.84/16,712.46
  6. Step 6: Final answer
    x = 8,431.18

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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.