Home / 31,350.22-43,319.36-23,316.32

Finding the Fourth Proportional to 31,350.22, 43,319.36 and 23,316.32

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Solution

The fourth proportional to 31,350.22, 43,319.36 and 23,316.32 is: 32,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.22 : 43,319.36 = 23,316.32 : x
  2. Step 2: Convert to fraction form
    31,350.22/43,319.36 = 23,316.32/x
  3. Step 3: Cross multiply
    31,350.22x = 43,319.36 × 23,316.32
  4. Step 4: Simplify right side
    31,350.22x = 1,010,048,059.96
  5. Step 5: Solve for x
    x = 1,010,048,059.96/31,350.22
  6. Step 6: Final answer
    x = 32,218.21

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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.