Home / 43,329.44-64,955.28-15,620.96

Finding the Fourth Proportional to 43,329.44, 64,955.28 and 15,620.96

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Solution

The fourth proportional to 43,329.44, 64,955.28 and 15,620.96 is: 23,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,329.44 : 64,955.28 = 15,620.96 : x
  2. Step 2: Convert to fraction form
    43,329.44/64,955.28 = 15,620.96/x
  3. Step 3: Cross multiply
    43,329.44x = 64,955.28 × 15,620.96
  4. Step 4: Simplify right side
    43,329.44x = 1,014,663,830.67
  5. Step 5: Solve for x
    x = 1,014,663,830.67/43,329.44
  6. Step 6: Final answer
    x = 23,417.42

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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.