Home / 52,971.27-79,437.44-21,372.89

Finding the Fourth Proportional to 52,971.27, 79,437.44 and 21,372.89

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Solution

The fourth proportional to 52,971.27, 79,437.44 and 21,372.89 is: 32,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.27 : 79,437.44 = 21,372.89 : x
  2. Step 2: Convert to fraction form
    52,971.27/79,437.44 = 21,372.89/x
  3. Step 3: Cross multiply
    52,971.27x = 79,437.44 × 21,372.89
  4. Step 4: Simplify right side
    52,971.27x = 1,697,807,162.95
  5. Step 5: Solve for x
    x = 1,697,807,162.95/52,971.27
  6. Step 6: Final answer
    x = 32,051.47

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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.