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Finding the Fourth Proportional to 29,698.38, 44,551.67 and 9,978.46

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Solution

The fourth proportional to 29,698.38, 44,551.67 and 9,978.46 is: 14,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,698.38 : 44,551.67 = 9,978.46 : x
  2. Step 2: Convert to fraction form
    29,698.38/44,551.67 = 9,978.46/x
  3. Step 3: Cross multiply
    29,698.38x = 44,551.67 × 9,978.46
  4. Step 4: Simplify right side
    29,698.38x = 444,556,895.76
  5. Step 5: Solve for x
    x = 444,556,895.76/29,698.38
  6. Step 6: Final answer
    x = 14,969.06

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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.