Home / 38,682.29-58,062.54-19,975.68

Finding the Fourth Proportional to 38,682.29, 58,062.54 and 19,975.68

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Solution

The fourth proportional to 38,682.29, 58,062.54 and 19,975.68 is: 29,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,682.29 : 58,062.54 = 19,975.68 : x
  2. Step 2: Convert to fraction form
    38,682.29/58,062.54 = 19,975.68/x
  3. Step 3: Cross multiply
    38,682.29x = 58,062.54 × 19,975.68
  4. Step 4: Simplify right side
    38,682.29x = 1,159,838,719.03
  5. Step 5: Solve for x
    x = 1,159,838,719.03/38,682.29
  6. Step 6: Final answer
    x = 29,983.72

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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.