Home / 13,917.93-19,204.66-7,948.34

Finding the Fourth Proportional to 13,917.93, 19,204.66 and 7,948.34

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Solution

The fourth proportional to 13,917.93, 19,204.66 and 7,948.34 is: 10,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,917.93 : 19,204.66 = 7,948.34 : x
  2. Step 2: Convert to fraction form
    13,917.93/19,204.66 = 7,948.34/x
  3. Step 3: Cross multiply
    13,917.93x = 19,204.66 × 7,948.34
  4. Step 4: Simplify right side
    13,917.93x = 152,645,167.26
  5. Step 5: Solve for x
    x = 152,645,167.26/13,917.93
  6. Step 6: Final answer
    x = 10,967.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.