Home / 13,932.55-19,207.94-9,946.74

Finding the Fourth Proportional to 13,932.55, 19,207.94 and 9,946.74

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Solution

The fourth proportional to 13,932.55, 19,207.94 and 9,946.74 is: 13,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.55 : 19,207.94 = 9,946.74 : x
  2. Step 2: Convert to fraction form
    13,932.55/19,207.94 = 9,946.74/x
  3. Step 3: Cross multiply
    13,932.55x = 19,207.94 × 9,946.74
  4. Step 4: Simplify right side
    13,932.55x = 191,056,239.34
  5. Step 5: Solve for x
    x = 191,056,239.34/13,932.55
  6. Step 6: Final answer
    x = 13,712.94

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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.