Home / 37,568.41-56,354.28-20,915.87

Finding the Fourth Proportional to 37,568.41, 56,354.28 and 20,915.87

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Solution

The fourth proportional to 37,568.41, 56,354.28 and 20,915.87 is: 31,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,568.41 : 56,354.28 = 20,915.87 : x
  2. Step 2: Convert to fraction form
    37,568.41/56,354.28 = 20,915.87/x
  3. Step 3: Cross multiply
    37,568.41x = 56,354.28 × 20,915.87
  4. Step 4: Simplify right side
    37,568.41x = 1,178,698,868.86
  5. Step 5: Solve for x
    x = 1,178,698,868.86/37,568.41
  6. Step 6: Final answer
    x = 31,374.74

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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.