Home / 22,801.40-34,201.72-18,897.56

Finding the Fourth Proportional to 22,801.40, 34,201.72 and 18,897.56

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Solution

The fourth proportional to 22,801.40, 34,201.72 and 18,897.56 is: 28,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,801.40 : 34,201.72 = 18,897.56 : x
  2. Step 2: Convert to fraction form
    22,801.40/34,201.72 = 18,897.56/x
  3. Step 3: Cross multiply
    22,801.40x = 34,201.72 × 18,897.56
  4. Step 4: Simplify right side
    22,801.40x = 646,329,055.80
  5. Step 5: Solve for x
    x = 646,329,055.80/22,801.40
  6. Step 6: Final answer
    x = 28,346.03

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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.