Home / 31,509.22-43,442.37-25,823.02

Finding the Fourth Proportional to 31,509.22, 43,442.37 and 25,823.02

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Solution

The fourth proportional to 31,509.22, 43,442.37 and 25,823.02 is: 35,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509.22 : 43,442.37 = 25,823.02 : x
  2. Step 2: Convert to fraction form
    31,509.22/43,442.37 = 25,823.02/x
  3. Step 3: Cross multiply
    31,509.22x = 43,442.37 × 25,823.02
  4. Step 4: Simplify right side
    31,509.22x = 1,121,813,189.36
  5. Step 5: Solve for x
    x = 1,121,813,189.36/31,509.22
  6. Step 6: Final answer
    x = 35,602.70

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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.