Home / 22,222.02-30,666.46-12,150.58

Finding the Fourth Proportional to 22,222.02, 30,666.46 and 12,150.58

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Solution

The fourth proportional to 22,222.02, 30,666.46 and 12,150.58 is: 16,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,222.02 : 30,666.46 = 12,150.58 : x
  2. Step 2: Convert to fraction form
    22,222.02/30,666.46 = 12,150.58/x
  3. Step 3: Cross multiply
    22,222.02x = 30,666.46 × 12,150.58
  4. Step 4: Simplify right side
    22,222.02x = 372,615,275.55
  5. Step 5: Solve for x
    x = 372,615,275.55/22,222.02
  6. Step 6: Final answer
    x = 16,767.84

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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.