Home / 52,973.76-73,104.39-28,774.95

Finding the Fourth Proportional to 52,973.76, 73,104.39 and 28,774.95

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Solution

The fourth proportional to 52,973.76, 73,104.39 and 28,774.95 is: 39,709.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,973.76 : 73,104.39 = 28,774.95 : x
  2. Step 2: Convert to fraction form
    52,973.76/73,104.39 = 28,774.95/x
  3. Step 3: Cross multiply
    52,973.76x = 73,104.39 × 28,774.95
  4. Step 4: Simplify right side
    52,973.76x = 2,103,574,801.51
  5. Step 5: Solve for x
    x = 2,103,574,801.51/52,973.76
  6. Step 6: Final answer
    x = 39,709.75

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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.