Home / 22,990.57-34,479.63-6,346.60

Finding the Fourth Proportional to 22,990.57, 34,479.63 and 6,346.60

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Solution

The fourth proportional to 22,990.57, 34,479.63 and 6,346.60 is: 9,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,990.57 : 34,479.63 = 6,346.60 : x
  2. Step 2: Convert to fraction form
    22,990.57/34,479.63 = 6,346.60/x
  3. Step 3: Cross multiply
    22,990.57x = 34,479.63 × 6,346.60
  4. Step 4: Simplify right side
    22,990.57x = 218,828,419.76
  5. Step 5: Solve for x
    x = 218,828,419.76/22,990.57
  6. Step 6: Final answer
    x = 9,518.18

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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.