Home / 23,130.84-34,659.92-17,878.71

Finding the Fourth Proportional to 23,130.84, 34,659.92 and 17,878.71

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Solution

The fourth proportional to 23,130.84, 34,659.92 and 17,878.71 is: 26,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.84 : 34,659.92 = 17,878.71 : x
  2. Step 2: Convert to fraction form
    23,130.84/34,659.92 = 17,878.71/x
  3. Step 3: Cross multiply
    23,130.84x = 34,659.92 × 17,878.71
  4. Step 4: Simplify right side
    23,130.84x = 619,674,568.91
  5. Step 5: Solve for x
    x = 619,674,568.91/23,130.84
  6. Step 6: Final answer
    x = 26,789.97

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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.