Home / 20,600.16-30,864.93-13,833.06

Finding the Fourth Proportional to 20,600.16, 30,864.93 and 13,833.06

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Solution

The fourth proportional to 20,600.16, 30,864.93 and 13,833.06 is: 20,725.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,600.16 : 30,864.93 = 13,833.06 : x
  2. Step 2: Convert to fraction form
    20,600.16/30,864.93 = 13,833.06/x
  3. Step 3: Cross multiply
    20,600.16x = 30,864.93 × 13,833.06
  4. Step 4: Simplify right side
    20,600.16x = 426,956,428.59
  5. Step 5: Solve for x
    x = 426,956,428.59/20,600.16
  6. Step 6: Final answer
    x = 20,725.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.