Home / 26,786.88-36,966.71-14,688.11

Finding the Fourth Proportional to 26,786.88, 36,966.71 and 14,688.11

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Solution

The fourth proportional to 26,786.88, 36,966.71 and 14,688.11 is: 20,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.88 : 36,966.71 = 14,688.11 : x
  2. Step 2: Convert to fraction form
    26,786.88/36,966.71 = 14,688.11/x
  3. Step 3: Cross multiply
    26,786.88x = 36,966.71 × 14,688.11
  4. Step 4: Simplify right side
    26,786.88x = 542,971,102.82
  5. Step 5: Solve for x
    x = 542,971,102.82/26,786.88
  6. Step 6: Final answer
    x = 20,270.04

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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.