Home / 14,637.02-20,198.90-7,922.48

Finding the Fourth Proportional to 14,637.02, 20,198.90 and 7,922.48

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Solution

The fourth proportional to 14,637.02, 20,198.90 and 7,922.48 is: 10,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.02 : 20,198.90 = 7,922.48 : x
  2. Step 2: Convert to fraction form
    14,637.02/20,198.90 = 7,922.48/x
  3. Step 3: Cross multiply
    14,637.02x = 20,198.90 × 7,922.48
  4. Step 4: Simplify right side
    14,637.02x = 160,025,381.27
  5. Step 5: Solve for x
    x = 160,025,381.27/14,637.02
  6. Step 6: Final answer
    x = 10,932.92

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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.