Home / 22,052.02-30,415.10-15,334.28

Finding the Fourth Proportional to 22,052.02, 30,415.10 and 15,334.28

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Solution

The fourth proportional to 22,052.02, 30,415.10 and 15,334.28 is: 21,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.02 : 30,415.10 = 15,334.28 : x
  2. Step 2: Convert to fraction form
    22,052.02/30,415.10 = 15,334.28/x
  3. Step 3: Cross multiply
    22,052.02x = 30,415.10 × 15,334.28
  4. Step 4: Simplify right side
    22,052.02x = 466,393,659.63
  5. Step 5: Solve for x
    x = 466,393,659.63/22,052.02
  6. Step 6: Final answer
    x = 21,149.70

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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.