Home / 30,064.74-45,047.85-19,534.38

Finding the Fourth Proportional to 30,064.74, 45,047.85 and 19,534.38

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Solution

The fourth proportional to 30,064.74, 45,047.85 and 19,534.38 is: 29,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064.74 : 45,047.85 = 19,534.38 : x
  2. Step 2: Convert to fraction form
    30,064.74/45,047.85 = 19,534.38/x
  3. Step 3: Cross multiply
    30,064.74x = 45,047.85 × 19,534.38
  4. Step 4: Simplify right side
    30,064.74x = 879,981,820.08
  5. Step 5: Solve for x
    x = 879,981,820.08/30,064.74
  6. Step 6: Final answer
    x = 29,269.56

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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.