Home / 14,236.84-19,645.86-7,948.36

Finding the Fourth Proportional to 14,236.84, 19,645.86 and 7,948.36

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Solution

The fourth proportional to 14,236.84, 19,645.86 and 7,948.36 is: 10,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.84 : 19,645.86 = 7,948.36 : x
  2. Step 2: Convert to fraction form
    14,236.84/19,645.86 = 7,948.36/x
  3. Step 3: Cross multiply
    14,236.84x = 19,645.86 × 7,948.36
  4. Step 4: Simplify right side
    14,236.84x = 156,152,367.79
  5. Step 5: Solve for x
    x = 156,152,367.79/14,236.84
  6. Step 6: Final answer
    x = 10,968.19

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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.