Home / 52,748.90-72,794.34-28,875.17

Finding the Fourth Proportional to 52,748.90, 72,794.34 and 28,875.17

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Solution

The fourth proportional to 52,748.90, 72,794.34 and 28,875.17 is: 39,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,748.90 : 72,794.34 = 28,875.17 : x
  2. Step 2: Convert to fraction form
    52,748.90/72,794.34 = 28,875.17/x
  3. Step 3: Cross multiply
    52,748.90x = 72,794.34 × 28,875.17
  4. Step 4: Simplify right side
    52,748.90x = 2,101,948,942.54
  5. Step 5: Solve for x
    x = 2,101,948,942.54/52,748.90
  6. Step 6: Final answer
    x = 39,848.20

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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.