Home / 30,187.26-45,289.53-9,410.94

Finding the Fourth Proportional to 30,187.26, 45,289.53 and 9,410.94

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Solution

The fourth proportional to 30,187.26, 45,289.53 and 9,410.94 is: 14,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,187.26 : 45,289.53 = 9,410.94 : x
  2. Step 2: Convert to fraction form
    30,187.26/45,289.53 = 9,410.94/x
  3. Step 3: Cross multiply
    30,187.26x = 45,289.53 × 9,410.94
  4. Step 4: Simplify right side
    30,187.26x = 426,217,049.46
  5. Step 5: Solve for x
    x = 426,217,049.46/30,187.26
  6. Step 6: Final answer
    x = 14,119.10

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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.