Home / 30,174.16-45,250.99-10,448.10

Finding the Fourth Proportional to 30,174.16, 45,250.99 and 10,448.10

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Solution

The fourth proportional to 30,174.16, 45,250.99 and 10,448.10 is: 15,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,174.16 : 45,250.99 = 10,448.10 : x
  2. Step 2: Convert to fraction form
    30,174.16/45,250.99 = 10,448.10/x
  3. Step 3: Cross multiply
    30,174.16x = 45,250.99 × 10,448.10
  4. Step 4: Simplify right side
    30,174.16x = 472,786,868.62
  5. Step 5: Solve for x
    x = 472,786,868.62/30,174.16
  6. Step 6: Final answer
    x = 15,668.60

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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.