Home / 23,288.68-34,939.50-12,907.72

Finding the Fourth Proportional to 23,288.68, 34,939.50 and 12,907.72

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Solution

The fourth proportional to 23,288.68, 34,939.50 and 12,907.72 is: 19,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.68 : 34,939.50 = 12,907.72 : x
  2. Step 2: Convert to fraction form
    23,288.68/34,939.50 = 12,907.72/x
  3. Step 3: Cross multiply
    23,288.68x = 34,939.50 × 12,907.72
  4. Step 4: Simplify right side
    23,288.68x = 450,989,282.94
  5. Step 5: Solve for x
    x = 450,989,282.94/23,288.68
  6. Step 6: Final answer
    x = 19,365.17

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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.