Home / 57,299.47-79,073.96-31,806.34

Finding the Fourth Proportional to 57,299.47, 79,073.96 and 31,806.34

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Solution

The fourth proportional to 57,299.47, 79,073.96 and 31,806.34 is: 43,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,299.47 : 79,073.96 = 31,806.34 : x
  2. Step 2: Convert to fraction form
    57,299.47/79,073.96 = 31,806.34/x
  3. Step 3: Cross multiply
    57,299.47x = 79,073.96 × 31,806.34
  4. Step 4: Simplify right side
    57,299.47x = 2,515,052,900.19
  5. Step 5: Solve for x
    x = 2,515,052,900.19/57,299.47
  6. Step 6: Final answer
    x = 43,893.13

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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.