Home / 14,647.28-21,974.18-8,070.08

Finding the Fourth Proportional to 14,647.28, 21,974.18 and 8,070.08

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Solution

The fourth proportional to 14,647.28, 21,974.18 and 8,070.08 is: 12,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.28 : 21,974.18 = 8,070.08 : x
  2. Step 2: Convert to fraction form
    14,647.28/21,974.18 = 8,070.08/x
  3. Step 3: Cross multiply
    14,647.28x = 21,974.18 × 8,070.08
  4. Step 4: Simplify right side
    14,647.28x = 177,333,335.60
  5. Step 5: Solve for x
    x = 177,333,335.60/14,647.28
  6. Step 6: Final answer
    x = 12,106.91

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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.