Home / 34,986.40-52,402.80-31,095.20

Finding the Fourth Proportional to 34,986.40, 52,402.80 and 31,095.20

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Solution

The fourth proportional to 34,986.40, 52,402.80 and 31,095.20 is: 46,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,986.40 : 52,402.80 = 31,095.20 : x
  2. Step 2: Convert to fraction form
    34,986.40/52,402.80 = 31,095.20/x
  3. Step 3: Cross multiply
    34,986.40x = 52,402.80 × 31,095.20
  4. Step 4: Simplify right side
    34,986.40x = 1,629,475,546.56
  5. Step 5: Solve for x
    x = 1,629,475,546.56/34,986.40
  6. Step 6: Final answer
    x = 46,574.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.