Home / 52,733.46-72,774-30,075.88

Finding the Fourth Proportional to 52,733.46, 72,774 and 30,075.88

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Solution

The fourth proportional to 52,733.46, 72,774 and 30,075.88 is: 41,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,733.46 : 72,774 = 30,075.88 : x
  2. Step 2: Convert to fraction form
    52,733.46/72,774 = 30,075.88/x
  3. Step 3: Cross multiply
    52,733.46x = 72,774 × 30,075.88
  4. Step 4: Simplify right side
    52,733.46x = 2,188,742,091.12
  5. Step 5: Solve for x
    x = 2,188,742,091.12/52,733.46
  6. Step 6: Final answer
    x = 41,505.76

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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.