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Finding the Fourth Proportional to 14,800.38, 22,211.52 and 7,009.21

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Solution

The fourth proportional to 14,800.38, 22,211.52 and 7,009.21 is: 10,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.38 : 22,211.52 = 7,009.21 : x
  2. Step 2: Convert to fraction form
    14,800.38/22,211.52 = 7,009.21/x
  3. Step 3: Cross multiply
    14,800.38x = 22,211.52 × 7,009.21
  4. Step 4: Simplify right side
    14,800.38x = 155,685,208.10
  5. Step 5: Solve for x
    x = 155,685,208.10/14,800.38
  6. Step 6: Final answer
    x = 10,519.00

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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.