Home / 39,631.64-54,682.68-26,886.56

Finding the Fourth Proportional to 39,631.64, 54,682.68 and 26,886.56

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Solution

The fourth proportional to 39,631.64, 54,682.68 and 26,886.56 is: 37,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.64 : 54,682.68 = 26,886.56 : x
  2. Step 2: Convert to fraction form
    39,631.64/54,682.68 = 26,886.56/x
  3. Step 3: Cross multiply
    39,631.64x = 54,682.68 × 26,886.56
  4. Step 4: Simplify right side
    39,631.64x = 1,470,229,156.78
  5. Step 5: Solve for x
    x = 1,470,229,156.78/39,631.64
  6. Step 6: Final answer
    x = 37,097.36

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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.