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Finding the Fourth Proportional to 29,698.40, 44,550.80 and 9,976.16

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Solution

The fourth proportional to 29,698.40, 44,550.80 and 9,976.16 is: 14,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,698.40 : 44,550.80 = 9,976.16 : x
  2. Step 2: Convert to fraction form
    29,698.40/44,550.80 = 9,976.16/x
  3. Step 3: Cross multiply
    29,698.40x = 44,550.80 × 9,976.16
  4. Step 4: Simplify right side
    29,698.40x = 444,445,908.93
  5. Step 5: Solve for x
    x = 444,445,908.93/29,698.40
  6. Step 6: Final answer
    x = 14,965.31

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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.