Home / 13,945.46-20,918.63-5,062.59

Finding the Fourth Proportional to 13,945.46, 20,918.63 and 5,062.59

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Solution

The fourth proportional to 13,945.46, 20,918.63 and 5,062.59 is: 7,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.46 : 20,918.63 = 5,062.59 : x
  2. Step 2: Convert to fraction form
    13,945.46/20,918.63 = 5,062.59/x
  3. Step 3: Cross multiply
    13,945.46x = 20,918.63 × 5,062.59
  4. Step 4: Simplify right side
    13,945.46x = 105,902,421.74
  5. Step 5: Solve for x
    x = 105,902,421.74/13,945.46
  6. Step 6: Final answer
    x = 7,594.05

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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.