Home / 11,926.08-16,440.48-10,681.92

Finding the Fourth Proportional to 11,926.08, 16,440.48 and 10,681.92

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Solution

The fourth proportional to 11,926.08, 16,440.48 and 10,681.92 is: 14,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.08 : 16,440.48 = 10,681.92 : x
  2. Step 2: Convert to fraction form
    11,926.08/16,440.48 = 10,681.92/x
  3. Step 3: Cross multiply
    11,926.08x = 16,440.48 × 10,681.92
  4. Step 4: Simplify right side
    11,926.08x = 175,615,892.12
  5. Step 5: Solve for x
    x = 175,615,892.12/11,926.08
  6. Step 6: Final answer
    x = 14,725.37

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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.