Home / 62,912.09-86,822.28-36,059.07

Finding the Fourth Proportional to 62,912.09, 86,822.28 and 36,059.07

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Solution

The fourth proportional to 62,912.09, 86,822.28 and 36,059.07 is: 49,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,912.09 : 86,822.28 = 36,059.07 : x
  2. Step 2: Convert to fraction form
    62,912.09/86,822.28 = 36,059.07/x
  3. Step 3: Cross multiply
    62,912.09x = 86,822.28 × 36,059.07
  4. Step 4: Simplify right side
    62,912.09x = 3,130,730,997.66
  5. Step 5: Solve for x
    x = 3,130,730,997.66/62,912.09
  6. Step 6: Final answer
    x = 49,763.58

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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.