Home / 23,205.13-34,807.70-12,882.49

Finding the Fourth Proportional to 23,205.13, 34,807.70 and 12,882.49

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Solution

The fourth proportional to 23,205.13, 34,807.70 and 12,882.49 is: 19,323.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.13 : 34,807.70 = 12,882.49 : x
  2. Step 2: Convert to fraction form
    23,205.13/34,807.70 = 12,882.49/x
  3. Step 3: Cross multiply
    23,205.13x = 34,807.70 × 12,882.49
  4. Step 4: Simplify right side
    23,205.13x = 448,409,847.17
  5. Step 5: Solve for x
    x = 448,409,847.17/23,205.13
  6. Step 6: Final answer
    x = 19,323.74

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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.