Home / 43,109.44-64,641.07-19,071.88

Finding the Fourth Proportional to 43,109.44, 64,641.07 and 19,071.88

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Solution

The fourth proportional to 43,109.44, 64,641.07 and 19,071.88 is: 28,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,109.44 : 64,641.07 = 19,071.88 : x
  2. Step 2: Convert to fraction form
    43,109.44/64,641.07 = 19,071.88/x
  3. Step 3: Cross multiply
    43,109.44x = 64,641.07 × 19,071.88
  4. Step 4: Simplify right side
    43,109.44x = 1,232,826,730.11
  5. Step 5: Solve for x
    x = 1,232,826,730.11/43,109.44
  6. Step 6: Final answer
    x = 28,597.60

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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.