Home / 53,557.88-73,909.87-29,688.15

Finding the Fourth Proportional to 53,557.88, 73,909.87 and 29,688.15

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Solution

The fourth proportional to 53,557.88, 73,909.87 and 29,688.15 is: 40,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,557.88 : 73,909.87 = 29,688.15 : x
  2. Step 2: Convert to fraction form
    53,557.88/73,909.87 = 29,688.15/x
  3. Step 3: Cross multiply
    53,557.88x = 73,909.87 × 29,688.15
  4. Step 4: Simplify right side
    53,557.88x = 2,194,247,509.98
  5. Step 5: Solve for x
    x = 2,194,247,509.98/53,557.88
  6. Step 6: Final answer
    x = 40,969.65

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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.