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Finding the Fourth Proportional to 37,915.54, 56,873.34 and 10,213.54

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Solution

The fourth proportional to 37,915.54, 56,873.34 and 10,213.54 is: 15,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,915.54 : 56,873.34 = 10,213.54 : x
  2. Step 2: Convert to fraction form
    37,915.54/56,873.34 = 10,213.54/x
  3. Step 3: Cross multiply
    37,915.54x = 56,873.34 × 10,213.54
  4. Step 4: Simplify right side
    37,915.54x = 580,878,133.02
  5. Step 5: Solve for x
    x = 580,878,133.02/37,915.54
  6. Step 6: Final answer
    x = 15,320.32

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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.