Home / 26,638.34-39,957.50-9,108.32

Finding the Fourth Proportional to 26,638.34, 39,957.50 and 9,108.32

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Solution

The fourth proportional to 26,638.34, 39,957.50 and 9,108.32 is: 13,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.34 : 39,957.50 = 9,108.32 : x
  2. Step 2: Convert to fraction form
    26,638.34/39,957.50 = 9,108.32/x
  3. Step 3: Cross multiply
    26,638.34x = 39,957.50 × 9,108.32
  4. Step 4: Simplify right side
    26,638.34x = 363,945,519.38
  5. Step 5: Solve for x
    x = 363,945,519.38/26,638.34
  6. Step 6: Final answer
    x = 13,662.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.