Home / 15,412.20-23,113.32-5,021.52

Finding the Fourth Proportional to 15,412.20, 23,113.32 and 5,021.52

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Solution

The fourth proportional to 15,412.20, 23,113.32 and 5,021.52 is: 7,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.20 : 23,113.32 = 5,021.52 : x
  2. Step 2: Convert to fraction form
    15,412.20/23,113.32 = 5,021.52/x
  3. Step 3: Cross multiply
    15,412.20x = 23,113.32 × 5,021.52
  4. Step 4: Simplify right side
    15,412.20x = 116,063,998.65
  5. Step 5: Solve for x
    x = 116,063,998.65/15,412.20
  6. Step 6: Final answer
    x = 7,530.66

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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.