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Finding the Fourth Proportional to 14,898.85, 22,353.13 and 7,106.65

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Solution

The fourth proportional to 14,898.85, 22,353.13 and 7,106.65 is: 10,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.85 : 22,353.13 = 7,106.65 : x
  2. Step 2: Convert to fraction form
    14,898.85/22,353.13 = 7,106.65/x
  3. Step 3: Cross multiply
    14,898.85x = 22,353.13 × 7,106.65
  4. Step 4: Simplify right side
    14,898.85x = 158,855,871.31
  5. Step 5: Solve for x
    x = 158,855,871.31/14,898.85
  6. Step 6: Final answer
    x = 10,662.29

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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.