Home / 12,862.98-19,250.64-10,785.33

Finding the Fourth Proportional to 12,862.98, 19,250.64 and 10,785.33

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Solution

The fourth proportional to 12,862.98, 19,250.64 and 10,785.33 is: 16,141.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.98 : 19,250.64 = 10,785.33 : x
  2. Step 2: Convert to fraction form
    12,862.98/19,250.64 = 10,785.33/x
  3. Step 3: Cross multiply
    12,862.98x = 19,250.64 × 10,785.33
  4. Step 4: Simplify right side
    12,862.98x = 207,624,505.11
  5. Step 5: Solve for x
    x = 207,624,505.11/12,862.98
  6. Step 6: Final answer
    x = 16,141.24

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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.