Home / 52,846.14-72,927.65-28,972.30

Finding the Fourth Proportional to 52,846.14, 72,927.65 and 28,972.30

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Solution

The fourth proportional to 52,846.14, 72,927.65 and 28,972.30 is: 39,981.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.14 : 72,927.65 = 28,972.30 : x
  2. Step 2: Convert to fraction form
    52,846.14/72,927.65 = 28,972.30/x
  3. Step 3: Cross multiply
    52,846.14x = 72,927.65 × 28,972.30
  4. Step 4: Simplify right side
    52,846.14x = 2,112,881,389.46
  5. Step 5: Solve for x
    x = 2,112,881,389.46/52,846.14
  6. Step 6: Final answer
    x = 39,981.76

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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.