Home / 47,808.08-65,979.24-26,588.72

Finding the Fourth Proportional to 47,808.08, 65,979.24 and 26,588.72

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Solution

The fourth proportional to 47,808.08, 65,979.24 and 26,588.72 is: 36,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808.08 : 65,979.24 = 26,588.72 : x
  2. Step 2: Convert to fraction form
    47,808.08/65,979.24 = 26,588.72/x
  3. Step 3: Cross multiply
    47,808.08x = 65,979.24 × 26,588.72
  4. Step 4: Simplify right side
    47,808.08x = 1,754,303,538.17
  5. Step 5: Solve for x
    x = 1,754,303,538.17/47,808.08
  6. Step 6: Final answer
    x = 36,694.71

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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.