Home / 10,234.22-14,115.65-7,048.54

Finding the Fourth Proportional to 10,234.22, 14,115.65 and 7,048.54

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Solution

The fourth proportional to 10,234.22, 14,115.65 and 7,048.54 is: 9,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.22 : 14,115.65 = 7,048.54 : x
  2. Step 2: Convert to fraction form
    10,234.22/14,115.65 = 7,048.54/x
  3. Step 3: Cross multiply
    10,234.22x = 14,115.65 × 7,048.54
  4. Step 4: Simplify right side
    10,234.22x = 99,494,666.30
  5. Step 5: Solve for x
    x = 99,494,666.30/10,234.22
  6. Step 6: Final answer
    x = 9,721.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.