Home / 19,212.28-28,820.82-6,062.72

Finding the Fourth Proportional to 19,212.28, 28,820.82 and 6,062.72

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Solution

The fourth proportional to 19,212.28, 28,820.82 and 6,062.72 is: 9,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.28 : 28,820.82 = 6,062.72 : x
  2. Step 2: Convert to fraction form
    19,212.28/28,820.82 = 6,062.72/x
  3. Step 3: Cross multiply
    19,212.28x = 28,820.82 × 6,062.72
  4. Step 4: Simplify right side
    19,212.28x = 174,732,561.83
  5. Step 5: Solve for x
    x = 174,732,561.83/19,212.28
  6. Step 6: Final answer
    x = 9,094.84

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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.