Home / 52,814.84-72,884.05-28,941.45

Finding the Fourth Proportional to 52,814.84, 72,884.05 and 28,941.45

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Solution

The fourth proportional to 52,814.84, 72,884.05 and 28,941.45 is: 39,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,814.84 : 72,884.05 = 28,941.45 : x
  2. Step 2: Convert to fraction form
    52,814.84/72,884.05 = 28,941.45/x
  3. Step 3: Cross multiply
    52,814.84x = 72,884.05 × 28,941.45
  4. Step 4: Simplify right side
    52,814.84x = 2,109,370,315.97
  5. Step 5: Solve for x
    x = 2,109,370,315.97/52,814.84
  6. Step 6: Final answer
    x = 39,938.97

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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.