Home / 39,021.54-53,847.86-22,886.64

Finding the Fourth Proportional to 39,021.54, 53,847.86 and 22,886.64

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Solution

The fourth proportional to 39,021.54, 53,847.86 and 22,886.64 is: 31,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021.54 : 53,847.86 = 22,886.64 : x
  2. Step 2: Convert to fraction form
    39,021.54/53,847.86 = 22,886.64/x
  3. Step 3: Cross multiply
    39,021.54x = 53,847.86 × 22,886.64
  4. Step 4: Simplify right side
    39,021.54x = 1,232,396,472.16
  5. Step 5: Solve for x
    x = 1,232,396,472.16/39,021.54
  6. Step 6: Final answer
    x = 31,582.47

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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.