Home / 32,491-48,738.93-18,445.60

Finding the Fourth Proportional to 32,491, 48,738.93 and 18,445.60

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Solution

The fourth proportional to 32,491, 48,738.93 and 18,445.60 is: 27,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,491 : 48,738.93 = 18,445.60 : x
  2. Step 2: Convert to fraction form
    32,491/48,738.93 = 18,445.60/x
  3. Step 3: Cross multiply
    32,491x = 48,738.93 × 18,445.60
  4. Step 4: Simplify right side
    32,491x = 899,018,807.21
  5. Step 5: Solve for x
    x = 899,018,807.21/32,491
  6. Step 6: Final answer
    x = 27,669.78

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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.