Home / 31,474.86-43,438.38-23,503.26

Finding the Fourth Proportional to 31,474.86, 43,438.38 and 23,503.26

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Solution

The fourth proportional to 31,474.86, 43,438.38 and 23,503.26 is: 32,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.86 : 43,438.38 = 23,503.26 : x
  2. Step 2: Convert to fraction form
    31,474.86/43,438.38 = 23,503.26/x
  3. Step 3: Cross multiply
    31,474.86x = 43,438.38 × 23,503.26
  4. Step 4: Simplify right side
    31,474.86x = 1,020,943,539.12
  5. Step 5: Solve for x
    x = 1,020,943,539.12/31,474.86
  6. Step 6: Final answer
    x = 32,436.79

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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.