Home / 52,926.88-79,395-19,647.32

Finding the Fourth Proportional to 52,926.88, 79,395 and 19,647.32

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Solution

The fourth proportional to 52,926.88, 79,395 and 19,647.32 is: 29,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,926.88 : 79,395 = 19,647.32 : x
  2. Step 2: Convert to fraction form
    52,926.88/79,395 = 19,647.32/x
  3. Step 3: Cross multiply
    52,926.88x = 79,395 × 19,647.32
  4. Step 4: Simplify right side
    52,926.88x = 1,559,898,971.40
  5. Step 5: Solve for x
    x = 1,559,898,971.40/52,926.88
  6. Step 6: Final answer
    x = 29,472.72

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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.