Home / 42,721.20-64,067.04-16,062.48

Finding the Fourth Proportional to 42,721.20, 64,067.04 and 16,062.48

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Solution

The fourth proportional to 42,721.20, 64,067.04 and 16,062.48 is: 24,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,721.20 : 64,067.04 = 16,062.48 : x
  2. Step 2: Convert to fraction form
    42,721.20/64,067.04 = 16,062.48/x
  3. Step 3: Cross multiply
    42,721.20x = 64,067.04 × 16,062.48
  4. Step 4: Simplify right side
    42,721.20x = 1,029,075,548.66
  5. Step 5: Solve for x
    x = 1,029,075,548.66/42,721.20
  6. Step 6: Final answer
    x = 24,088.17

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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.