Home / 42,855.44-64,283.16-22,064.72

Finding the Fourth Proportional to 42,855.44, 64,283.16 and 22,064.72

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Solution

The fourth proportional to 42,855.44, 64,283.16 and 22,064.72 is: 33,097.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,855.44 : 64,283.16 = 22,064.72 : x
  2. Step 2: Convert to fraction form
    42,855.44/64,283.16 = 22,064.72/x
  3. Step 3: Cross multiply
    42,855.44x = 64,283.16 × 22,064.72
  4. Step 4: Simplify right side
    42,855.44x = 1,418,389,926.12
  5. Step 5: Solve for x
    x = 1,418,389,926.12/42,855.44
  6. Step 6: Final answer
    x = 33,097.08

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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.