Home / 57,450.99-79,281.23-31,956.48

Finding the Fourth Proportional to 57,450.99, 79,281.23 and 31,956.48

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Solution

The fourth proportional to 57,450.99, 79,281.23 and 31,956.48 is: 44,099.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,450.99 : 79,281.23 = 31,956.48 : x
  2. Step 2: Convert to fraction form
    57,450.99/79,281.23 = 31,956.48/x
  3. Step 3: Cross multiply
    57,450.99x = 79,281.23 × 31,956.48
  4. Step 4: Simplify right side
    57,450.99x = 2,533,548,881.09
  5. Step 5: Solve for x
    x = 2,533,548,881.09/57,450.99
  6. Step 6: Final answer
    x = 44,099.31

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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.