Home / 16,478.49-22,735.56-9,308.04

Finding the Fourth Proportional to 16,478.49, 22,735.56 and 9,308.04

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Solution

The fourth proportional to 16,478.49, 22,735.56 and 9,308.04 is: 12,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.49 : 22,735.56 = 9,308.04 : x
  2. Step 2: Convert to fraction form
    16,478.49/22,735.56 = 9,308.04/x
  3. Step 3: Cross multiply
    16,478.49x = 22,735.56 × 9,308.04
  4. Step 4: Simplify right side
    16,478.49x = 211,623,501.90
  5. Step 5: Solve for x
    x = 211,623,501.90/16,478.49
  6. Step 6: Final answer
    x = 12,842.41

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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.