Home / 26,652.72-39,970.74-9,118.46

Finding the Fourth Proportional to 26,652.72, 39,970.74 and 9,118.46

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Solution

The fourth proportional to 26,652.72, 39,970.74 and 9,118.46 is: 13,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652.72 : 39,970.74 = 9,118.46 : x
  2. Step 2: Convert to fraction form
    26,652.72/39,970.74 = 9,118.46/x
  3. Step 3: Cross multiply
    26,652.72x = 39,970.74 × 9,118.46
  4. Step 4: Simplify right side
    26,652.72x = 364,471,593.86
  5. Step 5: Solve for x
    x = 364,471,593.86/26,652.72
  6. Step 6: Final answer
    x = 13,674.84

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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.