Home / 52,846.53-72,926.62-28,972.38

Finding the Fourth Proportional to 52,846.53, 72,926.62 and 28,972.38

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Solution

The fourth proportional to 52,846.53, 72,926.62 and 28,972.38 is: 39,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.53 : 72,926.62 = 28,972.38 : x
  2. Step 2: Convert to fraction form
    52,846.53/72,926.62 = 28,972.38/x
  3. Step 3: Cross multiply
    52,846.53x = 72,926.62 × 28,972.38
  4. Step 4: Simplify right side
    52,846.53x = 2,112,857,746.76
  5. Step 5: Solve for x
    x = 2,112,857,746.76/52,846.53
  6. Step 6: Final answer
    x = 39,981.01

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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.