Home / 37,948.86-52,372.50-20,954.64

Finding the Fourth Proportional to 37,948.86, 52,372.50 and 20,954.64

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Solution

The fourth proportional to 37,948.86, 52,372.50 and 20,954.64 is: 28,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,948.86 : 52,372.50 = 20,954.64 : x
  2. Step 2: Convert to fraction form
    37,948.86/52,372.50 = 20,954.64/x
  3. Step 3: Cross multiply
    37,948.86x = 52,372.50 × 20,954.64
  4. Step 4: Simplify right side
    37,948.86x = 1,097,446,883.40
  5. Step 5: Solve for x
    x = 1,097,446,883.40/37,948.86
  6. Step 6: Final answer
    x = 28,919.10

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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.