Home / 14,905.41-22,358.11-7,112.40

Finding the Fourth Proportional to 14,905.41, 22,358.11 and 7,112.40

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Solution

The fourth proportional to 14,905.41, 22,358.11 and 7,112.40 is: 10,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.41 : 22,358.11 = 7,112.40 : x
  2. Step 2: Convert to fraction form
    14,905.41/22,358.11 = 7,112.40/x
  3. Step 3: Cross multiply
    14,905.41x = 22,358.11 × 7,112.40
  4. Step 4: Simplify right side
    14,905.41x = 159,019,821.56
  5. Step 5: Solve for x
    x = 159,019,821.56/14,905.41
  6. Step 6: Final answer
    x = 10,668.60

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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.