Home / 14,846.18-20,487.74-8,132.23

Finding the Fourth Proportional to 14,846.18, 20,487.74 and 8,132.23

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Solution

The fourth proportional to 14,846.18, 20,487.74 and 8,132.23 is: 11,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846.18 : 20,487.74 = 8,132.23 : x
  2. Step 2: Convert to fraction form
    14,846.18/20,487.74 = 8,132.23/x
  3. Step 3: Cross multiply
    14,846.18x = 20,487.74 × 8,132.23
  4. Step 4: Simplify right side
    14,846.18x = 166,610,973.20
  5. Step 5: Solve for x
    x = 166,610,973.20/14,846.18
  6. Step 6: Final answer
    x = 11,222.48

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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.