Home / 52,681.26-79,029.77-19,398.77

Finding the Fourth Proportional to 52,681.26, 79,029.77 and 19,398.77

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Solution

The fourth proportional to 52,681.26, 79,029.77 and 19,398.77 is: 29,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,681.26 : 79,029.77 = 19,398.77 : x
  2. Step 2: Convert to fraction form
    52,681.26/79,029.77 = 19,398.77/x
  3. Step 3: Cross multiply
    52,681.26x = 79,029.77 × 19,398.77
  4. Step 4: Simplify right side
    52,681.26x = 1,533,079,839.24
  5. Step 5: Solve for x
    x = 1,533,079,839.24/52,681.26
  6. Step 6: Final answer
    x = 29,101.05

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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.