Home / 52,846.70-72,927.81-28,973.36

Finding the Fourth Proportional to 52,846.70, 72,927.81 and 28,973.36

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Solution

The fourth proportional to 52,846.70, 72,927.81 and 28,973.36 is: 39,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,846.70 : 72,927.81 = 28,973.36 : x
  2. Step 2: Convert to fraction form
    52,846.70/72,927.81 = 28,973.36/x
  3. Step 3: Cross multiply
    52,846.70x = 72,927.81 × 28,973.36
  4. Step 4: Simplify right side
    52,846.70x = 2,112,963,875.46
  5. Step 5: Solve for x
    x = 2,112,963,875.46/52,846.70
  6. Step 6: Final answer
    x = 39,982.90

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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.