Home / 52,551.30-72,521.06-28,678.48

Finding the Fourth Proportional to 52,551.30, 72,521.06 and 28,678.48

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Solution

The fourth proportional to 52,551.30, 72,521.06 and 28,678.48 is: 39,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,551.30 : 72,521.06 = 28,678.48 : x
  2. Step 2: Convert to fraction form
    52,551.30/72,521.06 = 28,678.48/x
  3. Step 3: Cross multiply
    52,551.30x = 72,521.06 × 28,678.48
  4. Step 4: Simplify right side
    52,551.30x = 2,079,793,262.79
  5. Step 5: Solve for x
    x = 2,079,793,262.79/52,551.30
  6. Step 6: Final answer
    x = 39,576.44

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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.