Home / 19,595.21-29,398.50-7,115.03

Finding the Fourth Proportional to 19,595.21, 29,398.50 and 7,115.03

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Solution

The fourth proportional to 19,595.21, 29,398.50 and 7,115.03 is: 10,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.21 : 29,398.50 = 7,115.03 : x
  2. Step 2: Convert to fraction form
    19,595.21/29,398.50 = 7,115.03/x
  3. Step 3: Cross multiply
    19,595.21x = 29,398.50 × 7,115.03
  4. Step 4: Simplify right side
    19,595.21x = 209,171,209.46
  5. Step 5: Solve for x
    x = 209,171,209.46/19,595.21
  6. Step 6: Final answer
    x = 10,674.61

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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.