Home / 57,084.93-78,775.58-31,592.36

Finding the Fourth Proportional to 57,084.93, 78,775.58 and 31,592.36

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Solution

The fourth proportional to 57,084.93, 78,775.58 and 31,592.36 is: 43,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.93 : 78,775.58 = 31,592.36 : x
  2. Step 2: Convert to fraction form
    57,084.93/78,775.58 = 31,592.36/x
  3. Step 3: Cross multiply
    57,084.93x = 78,775.58 × 31,592.36
  4. Step 4: Simplify right side
    57,084.93x = 2,488,706,758.49
  5. Step 5: Solve for x
    x = 2,488,706,758.49/57,084.93
  6. Step 6: Final answer
    x = 43,596.56

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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.