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Finding the Fourth Proportional to 33,479.64, 46,206 and 19,332.46

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Solution

The fourth proportional to 33,479.64, 46,206 and 19,332.46 is: 26,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.64 : 46,206 = 19,332.46 : x
  2. Step 2: Convert to fraction form
    33,479.64/46,206 = 19,332.46/x
  3. Step 3: Cross multiply
    33,479.64x = 46,206 × 19,332.46
  4. Step 4: Simplify right side
    33,479.64x = 893,275,646.76
  5. Step 5: Solve for x
    x = 893,275,646.76/33,479.64
  6. Step 6: Final answer
    x = 26,681.16

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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.