Home / 40,385.61-60,604.34-19,597.77

Finding the Fourth Proportional to 40,385.61, 60,604.34 and 19,597.77

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Solution

The fourth proportional to 40,385.61, 60,604.34 and 19,597.77 is: 29,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,385.61 : 60,604.34 = 19,597.77 : x
  2. Step 2: Convert to fraction form
    40,385.61/60,604.34 = 19,597.77/x
  3. Step 3: Cross multiply
    40,385.61x = 60,604.34 × 19,597.77
  4. Step 4: Simplify right side
    40,385.61x = 1,187,709,818.33
  5. Step 5: Solve for x
    x = 1,187,709,818.33/40,385.61
  6. Step 6: Final answer
    x = 29,409.23

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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.