Home / 39,254.68-54,155.48-22,255.32

Finding the Fourth Proportional to 39,254.68, 54,155.48 and 22,255.32

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Solution

The fourth proportional to 39,254.68, 54,155.48 and 22,255.32 is: 30,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.68 : 54,155.48 = 22,255.32 : x
  2. Step 2: Convert to fraction form
    39,254.68/54,155.48 = 22,255.32/x
  3. Step 3: Cross multiply
    39,254.68x = 54,155.48 × 22,255.32
  4. Step 4: Simplify right side
    39,254.68x = 1,205,247,537.15
  5. Step 5: Solve for x
    x = 1,205,247,537.15/39,254.68
  6. Step 6: Final answer
    x = 30,703.28

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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.