Home / 52,846.20-72,927.74-28,972.36

Finding the Fourth Proportional to 52,846.20, 72,927.74 and 28,972.36

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Solution

The fourth proportional to 52,846.20, 72,927.74 and 28,972.36 is: 39,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.20 : 72,927.74 = 28,972.36 : x
  2. Step 2: Convert to fraction form
    52,846.20/72,927.74 = 28,972.36/x
  3. Step 3: Cross multiply
    52,846.20x = 72,927.74 × 28,972.36
  4. Step 4: Simplify right side
    52,846.20x = 2,112,888,737.27
  5. Step 5: Solve for x
    x = 2,112,888,737.27/52,846.20
  6. Step 6: Final answer
    x = 39,981.85

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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.