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Finding the Fourth Proportional to 33,801.86, 46,646.67 and 18,897.86

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Solution

The fourth proportional to 33,801.86, 46,646.67 and 18,897.86 is: 26,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,801.86 : 46,646.67 = 18,897.86 : x
  2. Step 2: Convert to fraction form
    33,801.86/46,646.67 = 18,897.86/x
  3. Step 3: Cross multiply
    33,801.86x = 46,646.67 × 18,897.86
  4. Step 4: Simplify right side
    33,801.86x = 881,522,239.13
  5. Step 5: Solve for x
    x = 881,522,239.13/33,801.86
  6. Step 6: Final answer
    x = 26,079.10

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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.