Home / 30,065.20-45,115.76-16,035.64

Finding the Fourth Proportional to 30,065.20, 45,115.76 and 16,035.64

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Solution

The fourth proportional to 30,065.20, 45,115.76 and 16,035.64 is: 24,063.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.20 : 45,115.76 = 16,035.64 : x
  2. Step 2: Convert to fraction form
    30,065.20/45,115.76 = 16,035.64/x
  3. Step 3: Cross multiply
    30,065.20x = 45,115.76 × 16,035.64
  4. Step 4: Simplify right side
    30,065.20x = 723,460,085.69
  5. Step 5: Solve for x
    x = 723,460,085.69/30,065.20
  6. Step 6: Final answer
    x = 24,063.04

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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.