Home / 45,497.60-68,246.56-15,915.28

Finding the Fourth Proportional to 45,497.60, 68,246.56 and 15,915.28

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Solution

The fourth proportional to 45,497.60, 68,246.56 and 15,915.28 is: 23,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497.60 : 68,246.56 = 15,915.28 : x
  2. Step 2: Convert to fraction form
    45,497.60/68,246.56 = 15,915.28/x
  3. Step 3: Cross multiply
    45,497.60x = 68,246.56 × 15,915.28
  4. Step 4: Simplify right side
    45,497.60x = 1,086,163,111.44
  5. Step 5: Solve for x
    x = 1,086,163,111.44/45,497.60
  6. Step 6: Final answer
    x = 23,872.98

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1.5x scale

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.