Home / 20,599.07-30,895.87-5,809.18

Finding the Fourth Proportional to 20,599.07, 30,895.87 and 5,809.18

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Solution

The fourth proportional to 20,599.07, 30,895.87 and 5,809.18 is: 8,712.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,599.07 : 30,895.87 = 5,809.18 : x
  2. Step 2: Convert to fraction form
    20,599.07/30,895.87 = 5,809.18/x
  3. Step 3: Cross multiply
    20,599.07x = 30,895.87 × 5,809.18
  4. Step 4: Simplify right side
    20,599.07x = 179,479,552.08
  5. Step 5: Solve for x
    x = 179,479,552.08/20,599.07
  6. Step 6: Final answer
    x = 8,712.99

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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.