Home / 30,575.24-45,864.23-8,388.13

Finding the Fourth Proportional to 30,575.24, 45,864.23 and 8,388.13

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Solution

The fourth proportional to 30,575.24, 45,864.23 and 8,388.13 is: 12,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575.24 : 45,864.23 = 8,388.13 : x
  2. Step 2: Convert to fraction form
    30,575.24/45,864.23 = 8,388.13/x
  3. Step 3: Cross multiply
    30,575.24x = 45,864.23 × 8,388.13
  4. Step 4: Simplify right side
    30,575.24x = 384,715,123.59
  5. Step 5: Solve for x
    x = 384,715,123.59/30,575.24
  6. Step 6: Final answer
    x = 12,582.57

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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.