Home / 14,236.08-19,645.71-7,948.46

Finding the Fourth Proportional to 14,236.08, 19,645.71 and 7,948.46

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Solution

The fourth proportional to 14,236.08, 19,645.71 and 7,948.46 is: 10,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.08 : 19,645.71 = 7,948.46 : x
  2. Step 2: Convert to fraction form
    14,236.08/19,645.71 = 7,948.46/x
  3. Step 3: Cross multiply
    14,236.08x = 19,645.71 × 7,948.46
  4. Step 4: Simplify right side
    14,236.08x = 156,153,041.88
  5. Step 5: Solve for x
    x = 156,153,041.88/14,236.08
  6. Step 6: Final answer
    x = 10,968.82

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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.