Home / 32,255.20-44,513.40-18,824.32

Finding the Fourth Proportional to 32,255.20, 44,513.40 and 18,824.32

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Solution

The fourth proportional to 32,255.20, 44,513.40 and 18,824.32 is: 25,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,255.20 : 44,513.40 = 18,824.32 : x
  2. Step 2: Convert to fraction form
    32,255.20/44,513.40 = 18,824.32/x
  3. Step 3: Cross multiply
    32,255.20x = 44,513.40 × 18,824.32
  4. Step 4: Simplify right side
    32,255.20x = 837,934,485.89
  5. Step 5: Solve for x
    x = 837,934,485.89/32,255.20
  6. Step 6: Final answer
    x = 25,978.28

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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.