Home / 39,035.36-53,854.80-22,258.64

Finding the Fourth Proportional to 39,035.36, 53,854.80 and 22,258.64

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Solution

The fourth proportional to 39,035.36, 53,854.80 and 22,258.64 is: 30,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.36 : 53,854.80 = 22,258.64 : x
  2. Step 2: Convert to fraction form
    39,035.36/53,854.80 = 22,258.64/x
  3. Step 3: Cross multiply
    39,035.36x = 53,854.80 × 22,258.64
  4. Step 4: Simplify right side
    39,035.36x = 1,198,734,605.47
  5. Step 5: Solve for x
    x = 1,198,734,605.47/39,035.36
  6. Step 6: Final answer
    x = 30,708.94

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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.