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Finding the Fourth Proportional to 57,025.68, 85,533.03 and 17,572.20

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Solution

The fourth proportional to 57,025.68, 85,533.03 and 17,572.20 is: 26,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,025.68 : 85,533.03 = 17,572.20 : x
  2. Step 2: Convert to fraction form
    57,025.68/85,533.03 = 17,572.20/x
  3. Step 3: Cross multiply
    57,025.68x = 85,533.03 × 17,572.20
  4. Step 4: Simplify right side
    57,025.68x = 1,503,003,509.77
  5. Step 5: Solve for x
    x = 1,503,003,509.77/57,025.68
  6. Step 6: Final answer
    x = 26,356.61

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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.