Home / 13,940.02-19,237.26-7,652.80

Finding the Fourth Proportional to 13,940.02, 19,237.26 and 7,652.80

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Solution

The fourth proportional to 13,940.02, 19,237.26 and 7,652.80 is: 10,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940.02 : 19,237.26 = 7,652.80 : x
  2. Step 2: Convert to fraction form
    13,940.02/19,237.26 = 7,652.80/x
  3. Step 3: Cross multiply
    13,940.02x = 19,237.26 × 7,652.80
  4. Step 4: Simplify right side
    13,940.02x = 147,218,903.33
  5. Step 5: Solve for x
    x = 147,218,903.33/13,940.02
  6. Step 6: Final answer
    x = 10,560.88

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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.