Home / 57,647.45-79,541.38-34,998.37

Finding the Fourth Proportional to 57,647.45, 79,541.38 and 34,998.37

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Solution

The fourth proportional to 57,647.45, 79,541.38 and 34,998.37 is: 48,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,647.45 : 79,541.38 = 34,998.37 : x
  2. Step 2: Convert to fraction form
    57,647.45/79,541.38 = 34,998.37/x
  3. Step 3: Cross multiply
    57,647.45x = 79,541.38 × 34,998.37
  4. Step 4: Simplify right side
    57,647.45x = 2,783,818,647.55
  5. Step 5: Solve for x
    x = 2,783,818,647.55/57,647.45
  6. Step 6: Final answer
    x = 48,290.40

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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.