Home / 13,020.02-17,966.34-7,276.41

Finding the Fourth Proportional to 13,020.02, 17,966.34 and 7,276.41

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Solution

The fourth proportional to 13,020.02, 17,966.34 and 7,276.41 is: 10,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.02 : 17,966.34 = 7,276.41 : x
  2. Step 2: Convert to fraction form
    13,020.02/17,966.34 = 7,276.41/x
  3. Step 3: Cross multiply
    13,020.02x = 17,966.34 × 7,276.41
  4. Step 4: Simplify right side
    13,020.02x = 130,730,456.04
  5. Step 5: Solve for x
    x = 130,730,456.04/13,020.02
  6. Step 6: Final answer
    x = 10,040.73

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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.