Home / 23,085.42-34,628.13-13,217.87

Finding the Fourth Proportional to 23,085.42, 34,628.13 and 13,217.87

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Solution

The fourth proportional to 23,085.42, 34,628.13 and 13,217.87 is: 19,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.42 : 34,628.13 = 13,217.87 : x
  2. Step 2: Convert to fraction form
    23,085.42/34,628.13 = 13,217.87/x
  3. Step 3: Cross multiply
    23,085.42x = 34,628.13 × 13,217.87
  4. Step 4: Simplify right side
    23,085.42x = 457,709,947.54
  5. Step 5: Solve for x
    x = 457,709,947.54/23,085.42
  6. Step 6: Final answer
    x = 19,826.80

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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.