Home / 13,637.02-20,463.42-5,738.92

Finding the Fourth Proportional to 13,637.02, 20,463.42 and 5,738.92

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Solution

The fourth proportional to 13,637.02, 20,463.42 and 5,738.92 is: 8,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637.02 : 20,463.42 = 5,738.92 : x
  2. Step 2: Convert to fraction form
    13,637.02/20,463.42 = 5,738.92/x
  3. Step 3: Cross multiply
    13,637.02x = 20,463.42 × 5,738.92
  4. Step 4: Simplify right side
    13,637.02x = 117,437,930.31
  5. Step 5: Solve for x
    x = 117,437,930.31/13,637.02
  6. Step 6: Final answer
    x = 8,611.70

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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.