Home / 39,074.36-53,919.40-22,080.08

Finding the Fourth Proportional to 39,074.36, 53,919.40 and 22,080.08

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Solution

The fourth proportional to 39,074.36, 53,919.40 and 22,080.08 is: 30,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,074.36 : 53,919.40 = 22,080.08 : x
  2. Step 2: Convert to fraction form
    39,074.36/53,919.40 = 22,080.08/x
  3. Step 3: Cross multiply
    39,074.36x = 53,919.40 × 22,080.08
  4. Step 4: Simplify right side
    39,074.36x = 1,190,544,665.55
  5. Step 5: Solve for x
    x = 1,190,544,665.55/39,074.36
  6. Step 6: Final answer
    x = 30,468.69

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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.