Home / 15,480.30-23,220.89-3,793.51

Finding the Fourth Proportional to 15,480.30, 23,220.89 and 3,793.51

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Solution

The fourth proportional to 15,480.30, 23,220.89 and 3,793.51 is: 5,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480.30 : 23,220.89 = 3,793.51 : x
  2. Step 2: Convert to fraction form
    15,480.30/23,220.89 = 3,793.51/x
  3. Step 3: Cross multiply
    15,480.30x = 23,220.89 × 3,793.51
  4. Step 4: Simplify right side
    15,480.30x = 88,088,678.42
  5. Step 5: Solve for x
    x = 88,088,678.42/15,480.30
  6. Step 6: Final answer
    x = 5,690.37

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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.