Home / 25,733.20-35,464.20-19,435.60

Finding the Fourth Proportional to 25,733.20, 35,464.20 and 19,435.60

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Solution

The fourth proportional to 25,733.20, 35,464.20 and 19,435.60 is: 26,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.20 : 35,464.20 = 19,435.60 : x
  2. Step 2: Convert to fraction form
    25,733.20/35,464.20 = 19,435.60/x
  3. Step 3: Cross multiply
    25,733.20x = 35,464.20 × 19,435.60
  4. Step 4: Simplify right side
    25,733.20x = 689,268,005.52
  5. Step 5: Solve for x
    x = 689,268,005.52/25,733.20
  6. Step 6: Final answer
    x = 26,785.16

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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.