Home / 51,425.37-70,962.59-29,915.55

Finding the Fourth Proportional to 51,425.37, 70,962.59 and 29,915.55

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Solution

The fourth proportional to 51,425.37, 70,962.59 and 29,915.55 is: 41,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425.37 : 70,962.59 = 29,915.55 : x
  2. Step 2: Convert to fraction form
    51,425.37/70,962.59 = 29,915.55/x
  3. Step 3: Cross multiply
    51,425.37x = 70,962.59 × 29,915.55
  4. Step 4: Simplify right side
    51,425.37x = 2,122,884,759.70
  5. Step 5: Solve for x
    x = 2,122,884,759.70/51,425.37
  6. Step 6: Final answer
    x = 41,280.88

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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.