Home / 52,749.36-72,793.62-28,876.50

Finding the Fourth Proportional to 52,749.36, 72,793.62 and 28,876.50

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Solution

The fourth proportional to 52,749.36, 72,793.62 and 28,876.50 is: 39,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.36 : 72,793.62 = 28,876.50 : x
  2. Step 2: Convert to fraction form
    52,749.36/72,793.62 = 28,876.50/x
  3. Step 3: Cross multiply
    52,749.36x = 72,793.62 × 28,876.50
  4. Step 4: Simplify right side
    52,749.36x = 2,102,024,967.93
  5. Step 5: Solve for x
    x = 2,102,024,967.93/52,749.36
  6. Step 6: Final answer
    x = 39,849.30

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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.