Home / 39,100.46-53,915.84-29,047.55

Finding the Fourth Proportional to 39,100.46, 53,915.84 and 29,047.55

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Solution

The fourth proportional to 39,100.46, 53,915.84 and 29,047.55 is: 40,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,100.46 : 53,915.84 = 29,047.55 : x
  2. Step 2: Convert to fraction form
    39,100.46/53,915.84 = 29,047.55/x
  3. Step 3: Cross multiply
    39,100.46x = 53,915.84 × 29,047.55
  4. Step 4: Simplify right side
    39,100.46x = 1,566,122,912.95
  5. Step 5: Solve for x
    x = 1,566,122,912.95/39,100.46
  6. Step 6: Final answer
    x = 40,053.82

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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.