Home / 15,480.20-23,206.80-10,533.80

Finding the Fourth Proportional to 15,480.20, 23,206.80 and 10,533.80

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Solution

The fourth proportional to 15,480.20, 23,206.80 and 10,533.80 is: 15,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480.20 : 23,206.80 = 10,533.80 : x
  2. Step 2: Convert to fraction form
    15,480.20/23,206.80 = 10,533.80/x
  3. Step 3: Cross multiply
    15,480.20x = 23,206.80 × 10,533.80
  4. Step 4: Simplify right side
    15,480.20x = 244,455,789.84
  5. Step 5: Solve for x
    x = 244,455,789.84/15,480.20
  6. Step 6: Final answer
    x = 15,791.51

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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.