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Finding the Fourth Proportional to 35,539.76, 53,309.52 and 33,374.52

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Solution

The fourth proportional to 35,539.76, 53,309.52 and 33,374.52 is: 50,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539.76 : 53,309.52 = 33,374.52 : x
  2. Step 2: Convert to fraction form
    35,539.76/53,309.52 = 33,374.52/x
  3. Step 3: Cross multiply
    35,539.76x = 53,309.52 × 33,374.52
  4. Step 4: Simplify right side
    35,539.76x = 1,779,179,641.43
  5. Step 5: Solve for x
    x = 1,779,179,641.43/35,539.76
  6. Step 6: Final answer
    x = 50,061.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.