Home / 18,694.28-28,035.34-6,210.95

Finding the Fourth Proportional to 18,694.28, 28,035.34 and 6,210.95

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Solution

The fourth proportional to 18,694.28, 28,035.34 and 6,210.95 is: 9,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.28 : 28,035.34 = 6,210.95 : x
  2. Step 2: Convert to fraction form
    18,694.28/28,035.34 = 6,210.95/x
  3. Step 3: Cross multiply
    18,694.28x = 28,035.34 × 6,210.95
  4. Step 4: Simplify right side
    18,694.28x = 174,126,094.97
  5. Step 5: Solve for x
    x = 174,126,094.97/18,694.28
  6. Step 6: Final answer
    x = 9,314.40

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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.