Home / 57,325.42-79,107.96-31,830.46

Finding the Fourth Proportional to 57,325.42, 79,107.96 and 31,830.46

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Solution

The fourth proportional to 57,325.42, 79,107.96 and 31,830.46 is: 43,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,325.42 : 79,107.96 = 31,830.46 : x
  2. Step 2: Convert to fraction form
    57,325.42/79,107.96 = 31,830.46/x
  3. Step 3: Cross multiply
    57,325.42x = 79,107.96 × 31,830.46
  4. Step 4: Simplify right side
    57,325.42x = 2,518,042,756.46
  5. Step 5: Solve for x
    x = 2,518,042,756.46/57,325.42
  6. Step 6: Final answer
    x = 43,925.41

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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.