Home / 16,439.01-22,685.93-8,885.32

Finding the Fourth Proportional to 16,439.01, 22,685.93 and 8,885.32

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Solution

The fourth proportional to 16,439.01, 22,685.93 and 8,885.32 is: 12,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.01 : 22,685.93 = 8,885.32 : x
  2. Step 2: Convert to fraction form
    16,439.01/22,685.93 = 8,885.32/x
  3. Step 3: Cross multiply
    16,439.01x = 22,685.93 × 8,885.32
  4. Step 4: Simplify right side
    16,439.01x = 201,571,679.73
  5. Step 5: Solve for x
    x = 201,571,679.73/16,439.01
  6. Step 6: Final answer
    x = 12,261.79

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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.