Home / 52,647.23-72,653.01-28,773.90

Finding the Fourth Proportional to 52,647.23, 72,653.01 and 28,773.90

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Solution

The fourth proportional to 52,647.23, 72,653.01 and 28,773.90 is: 39,707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.23 : 72,653.01 = 28,773.90 : x
  2. Step 2: Convert to fraction form
    52,647.23/72,653.01 = 28,773.90/x
  3. Step 3: Cross multiply
    52,647.23x = 72,653.01 × 28,773.90
  4. Step 4: Simplify right side
    52,647.23x = 2,090,510,444.44
  5. Step 5: Solve for x
    x = 2,090,510,444.44/52,647.23
  6. Step 6: Final answer
    x = 39,707.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.