Home / 19,673.46-29,518.91-10,311.25

Finding the Fourth Proportional to 19,673.46, 29,518.91 and 10,311.25

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Solution

The fourth proportional to 19,673.46, 29,518.91 and 10,311.25 is: 15,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,673.46 : 29,518.91 = 10,311.25 : x
  2. Step 2: Convert to fraction form
    19,673.46/29,518.91 = 10,311.25/x
  3. Step 3: Cross multiply
    19,673.46x = 29,518.91 × 10,311.25
  4. Step 4: Simplify right side
    19,673.46x = 304,376,800.40
  5. Step 5: Solve for x
    x = 304,376,800.40/19,673.46
  6. Step 6: Final answer
    x = 15,471.44

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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.