Home / 47,443.09-65,474.86-26,221.90

Finding the Fourth Proportional to 47,443.09, 65,474.86 and 26,221.90

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Solution

The fourth proportional to 47,443.09, 65,474.86 and 26,221.90 is: 36,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.09 : 65,474.86 = 26,221.90 : x
  2. Step 2: Convert to fraction form
    47,443.09/65,474.86 = 26,221.90/x
  3. Step 3: Cross multiply
    47,443.09x = 65,474.86 × 26,221.90
  4. Step 4: Simplify right side
    47,443.09x = 1,716,875,231.43
  5. Step 5: Solve for x
    x = 1,716,875,231.43/47,443.09
  6. Step 6: Final answer
    x = 36,188.10

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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.