Home / 57,046.61-78,722.82-31,552.27

Finding the Fourth Proportional to 57,046.61, 78,722.82 and 31,552.27

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Solution

The fourth proportional to 57,046.61, 78,722.82 and 31,552.27 is: 43,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,046.61 : 78,722.82 = 31,552.27 : x
  2. Step 2: Convert to fraction form
    57,046.61/78,722.82 = 31,552.27/x
  3. Step 3: Cross multiply
    57,046.61x = 78,722.82 × 31,552.27
  4. Step 4: Simplify right side
    57,046.61x = 2,483,883,474.99
  5. Step 5: Solve for x
    x = 2,483,883,474.99/57,046.61
  6. Step 6: Final answer
    x = 43,541.30

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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.