Home / 43,079.85-64,619.88-13,094.36

Finding the Fourth Proportional to 43,079.85, 64,619.88 and 13,094.36

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Solution

The fourth proportional to 43,079.85, 64,619.88 and 13,094.36 is: 19,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.85 : 64,619.88 = 13,094.36 : x
  2. Step 2: Convert to fraction form
    43,079.85/64,619.88 = 13,094.36/x
  3. Step 3: Cross multiply
    43,079.85x = 64,619.88 × 13,094.36
  4. Step 4: Simplify right side
    43,079.85x = 846,155,842.00
  5. Step 5: Solve for x
    x = 846,155,842.00/43,079.85
  6. Step 6: Final answer
    x = 19,641.57

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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.