Home / 22,173.03-30,598.02-13,215.92

Finding the Fourth Proportional to 22,173.03, 30,598.02 and 13,215.92

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Solution

The fourth proportional to 22,173.03, 30,598.02 and 13,215.92 is: 18,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.03 : 30,598.02 = 13,215.92 : x
  2. Step 2: Convert to fraction form
    22,173.03/30,598.02 = 13,215.92/x
  3. Step 3: Cross multiply
    22,173.03x = 30,598.02 × 13,215.92
  4. Step 4: Simplify right side
    22,173.03x = 404,380,831.49
  5. Step 5: Solve for x
    x = 404,380,831.49/22,173.03
  6. Step 6: Final answer
    x = 18,237.51

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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.