Home / 52,749.90-72,795.72-28,876.17

Finding the Fourth Proportional to 52,749.90, 72,795.72 and 28,876.17

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Solution

The fourth proportional to 52,749.90, 72,795.72 and 28,876.17 is: 39,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.90 : 72,795.72 = 28,876.17 : x
  2. Step 2: Convert to fraction form
    52,749.90/72,795.72 = 28,876.17/x
  3. Step 3: Cross multiply
    52,749.90x = 72,795.72 × 28,876.17
  4. Step 4: Simplify right side
    52,749.90x = 2,102,061,585.99
  5. Step 5: Solve for x
    x = 2,102,061,585.99/52,749.90
  6. Step 6: Final answer
    x = 39,849.58

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1.5x scale

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.