Home / 13,822.02-20,732.40-4,462.47

Finding the Fourth Proportional to 13,822.02, 20,732.40 and 4,462.47

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Solution

The fourth proportional to 13,822.02, 20,732.40 and 4,462.47 is: 6,693.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.02 : 20,732.40 = 4,462.47 : x
  2. Step 2: Convert to fraction form
    13,822.02/20,732.40 = 4,462.47/x
  3. Step 3: Cross multiply
    13,822.02x = 20,732.40 × 4,462.47
  4. Step 4: Simplify right side
    13,822.02x = 92,517,713.03
  5. Step 5: Solve for x
    x = 92,517,713.03/13,822.02
  6. Step 6: Final answer
    x = 6,693.50

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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.