Home / 13,932.29-19,207.60-9,946.49

Finding the Fourth Proportional to 13,932.29, 19,207.60 and 9,946.49

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Solution

The fourth proportional to 13,932.29, 19,207.60 and 9,946.49 is: 13,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.29 : 19,207.60 = 9,946.49 : x
  2. Step 2: Convert to fraction form
    13,932.29/19,207.60 = 9,946.49/x
  3. Step 3: Cross multiply
    13,932.29x = 19,207.60 × 9,946.49
  4. Step 4: Simplify right side
    13,932.29x = 191,048,080.42
  5. Step 5: Solve for x
    x = 191,048,080.42/13,932.29
  6. Step 6: Final answer
    x = 13,712.61

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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.