Home / 47,599.95-71,419.52-20,932.22

Finding the Fourth Proportional to 47,599.95, 71,419.52 and 20,932.22

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Solution

The fourth proportional to 47,599.95, 71,419.52 and 20,932.22 is: 31,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.95 : 71,419.52 = 20,932.22 : x
  2. Step 2: Convert to fraction form
    47,599.95/71,419.52 = 20,932.22/x
  3. Step 3: Cross multiply
    47,599.95x = 71,419.52 × 20,932.22
  4. Step 4: Simplify right side
    47,599.95x = 1,494,968,643.18
  5. Step 5: Solve for x
    x = 1,494,968,643.18/47,599.95
  6. Step 6: Final answer
    x = 31,406.94

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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.