Home / 30,176.24-45,247.80-10,453.04

Finding the Fourth Proportional to 30,176.24, 45,247.80 and 10,453.04

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Solution

The fourth proportional to 30,176.24, 45,247.80 and 10,453.04 is: 15,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.24 : 45,247.80 = 10,453.04 : x
  2. Step 2: Convert to fraction form
    30,176.24/45,247.80 = 10,453.04/x
  3. Step 3: Cross multiply
    30,176.24x = 45,247.80 × 10,453.04
  4. Step 4: Simplify right side
    30,176.24x = 472,977,063.31
  5. Step 5: Solve for x
    x = 472,977,063.31/30,176.24
  6. Step 6: Final answer
    x = 15,673.82

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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.