Home / 19,519.92-29,276.55-7,037.46

Finding the Fourth Proportional to 19,519.92, 29,276.55 and 7,037.46

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Solution

The fourth proportional to 19,519.92, 29,276.55 and 7,037.46 is: 10,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.92 : 29,276.55 = 7,037.46 : x
  2. Step 2: Convert to fraction form
    19,519.92/29,276.55 = 7,037.46/x
  3. Step 3: Cross multiply
    19,519.92x = 29,276.55 × 7,037.46
  4. Step 4: Simplify right side
    19,519.92x = 206,032,549.56
  5. Step 5: Solve for x
    x = 206,032,549.56/19,519.92
  6. Step 6: Final answer
    x = 10,554.99

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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.