Home / 19,012.05-26,236.80-10,513.73

Finding the Fourth Proportional to 19,012.05, 26,236.80 and 10,513.73

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Solution

The fourth proportional to 19,012.05, 26,236.80 and 10,513.73 is: 14,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.05 : 26,236.80 = 10,513.73 : x
  2. Step 2: Convert to fraction form
    19,012.05/26,236.80 = 10,513.73/x
  3. Step 3: Cross multiply
    19,012.05x = 26,236.80 × 10,513.73
  4. Step 4: Simplify right side
    19,012.05x = 275,846,631.26
  5. Step 5: Solve for x
    x = 275,846,631.26/19,012.05
  6. Step 6: Final answer
    x = 14,509.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.