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Finding the Fourth Proportional to 33,079.71, 49,619.49 and 14,357.32

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Solution

The fourth proportional to 33,079.71, 49,619.49 and 14,357.32 is: 21,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.71 : 49,619.49 = 14,357.32 : x
  2. Step 2: Convert to fraction form
    33,079.71/49,619.49 = 14,357.32/x
  3. Step 3: Cross multiply
    33,079.71x = 49,619.49 × 14,357.32
  4. Step 4: Simplify right side
    33,079.71x = 712,402,958.19
  5. Step 5: Solve for x
    x = 712,402,958.19/33,079.71
  6. Step 6: Final answer
    x = 21,535.95

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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.