Home / 26,669.34-40,009.68-9,134.46

Finding the Fourth Proportional to 26,669.34, 40,009.68 and 9,134.46

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Solution

The fourth proportional to 26,669.34, 40,009.68 and 9,134.46 is: 13,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.34 : 40,009.68 = 9,134.46 : x
  2. Step 2: Convert to fraction form
    26,669.34/40,009.68 = 9,134.46/x
  3. Step 3: Cross multiply
    26,669.34x = 40,009.68 × 9,134.46
  4. Step 4: Simplify right side
    26,669.34x = 365,466,821.57
  5. Step 5: Solve for x
    x = 365,466,821.57/26,669.34
  6. Step 6: Final answer
    x = 13,703.63

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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.