Home / 16,331.42-22,530.88-9,606.40

Finding the Fourth Proportional to 16,331.42, 22,530.88 and 9,606.40

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Solution

The fourth proportional to 16,331.42, 22,530.88 and 9,606.40 is: 13,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.42 : 22,530.88 = 9,606.40 : x
  2. Step 2: Convert to fraction form
    16,331.42/22,530.88 = 9,606.40/x
  3. Step 3: Cross multiply
    16,331.42x = 22,530.88 × 9,606.40
  4. Step 4: Simplify right side
    16,331.42x = 216,440,628.33
  5. Step 5: Solve for x
    x = 216,440,628.33/16,331.42
  6. Step 6: Final answer
    x = 13,253.02

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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.