Home / 35,203.20-48,580.20-19,287.60

Finding the Fourth Proportional to 35,203.20, 48,580.20 and 19,287.60

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Solution

The fourth proportional to 35,203.20, 48,580.20 and 19,287.60 is: 26,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,203.20 : 48,580.20 = 19,287.60 : x
  2. Step 2: Convert to fraction form
    35,203.20/48,580.20 = 19,287.60/x
  3. Step 3: Cross multiply
    35,203.20x = 48,580.20 × 19,287.60
  4. Step 4: Simplify right side
    35,203.20x = 936,995,465.52
  5. Step 5: Solve for x
    x = 936,995,465.52/35,203.20
  6. Step 6: Final answer
    x = 26,616.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.