Home / 41,835.40-57,784.31-31,272.19

Finding the Fourth Proportional to 41,835.40, 57,784.31 and 31,272.19

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Solution

The fourth proportional to 41,835.40, 57,784.31 and 31,272.19 is: 43,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,835.40 : 57,784.31 = 31,272.19 : x
  2. Step 2: Convert to fraction form
    41,835.40/57,784.31 = 31,272.19/x
  3. Step 3: Cross multiply
    41,835.40x = 57,784.31 × 31,272.19
  4. Step 4: Simplify right side
    41,835.40x = 1,807,041,921.34
  5. Step 5: Solve for x
    x = 1,807,041,921.34/41,835.40
  6. Step 6: Final answer
    x = 43,194.09

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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.