Home / 30,682.79-42,353.55-26,945.75

Finding the Fourth Proportional to 30,682.79, 42,353.55 and 26,945.75

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Solution

The fourth proportional to 30,682.79, 42,353.55 and 26,945.75 is: 37,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,682.79 : 42,353.55 = 26,945.75 : x
  2. Step 2: Convert to fraction form
    30,682.79/42,353.55 = 26,945.75/x
  3. Step 3: Cross multiply
    30,682.79x = 42,353.55 × 26,945.75
  4. Step 4: Simplify right side
    30,682.79x = 1,141,248,169.91
  5. Step 5: Solve for x
    x = 1,141,248,169.91/30,682.79
  6. Step 6: Final answer
    x = 37,195.06

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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.