Home / 13,461.93-20,196.15-4,227.93

Finding the Fourth Proportional to 13,461.93, 20,196.15 and 4,227.93

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Solution

The fourth proportional to 13,461.93, 20,196.15 and 4,227.93 is: 6,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.93 : 20,196.15 = 4,227.93 : x
  2. Step 2: Convert to fraction form
    13,461.93/20,196.15 = 4,227.93/x
  3. Step 3: Cross multiply
    13,461.93x = 20,196.15 × 4,227.93
  4. Step 4: Simplify right side
    13,461.93x = 85,387,908.47
  5. Step 5: Solve for x
    x = 85,387,908.47/13,461.93
  6. Step 6: Final answer
    x = 6,342.92

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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.