Home / 33,897.18-46,777.28-18,789.57

Finding the Fourth Proportional to 33,897.18, 46,777.28 and 18,789.57

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Solution

The fourth proportional to 33,897.18, 46,777.28 and 18,789.57 is: 25,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.18 : 46,777.28 = 18,789.57 : x
  2. Step 2: Convert to fraction form
    33,897.18/46,777.28 = 18,789.57/x
  3. Step 3: Cross multiply
    33,897.18x = 46,777.28 × 18,789.57
  4. Step 4: Simplify right side
    33,897.18x = 878,924,743.08
  5. Step 5: Solve for x
    x = 878,924,743.08/33,897.18
  6. Step 6: Final answer
    x = 25,929.14

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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.