Home / 56,927.00-78,558.28-31,432.73

Finding the Fourth Proportional to 56,927.00, 78,558.28 and 31,432.73

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Solution

The fourth proportional to 56,927.00, 78,558.28 and 31,432.73 is: 43,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,927.00 : 78,558.28 = 31,432.73 : x
  2. Step 2: Convert to fraction form
    56,927.00/78,558.28 = 31,432.73/x
  3. Step 3: Cross multiply
    56,927.00x = 78,558.28 × 31,432.73
  4. Step 4: Simplify right side
    56,927.00x = 2,469,300,733.13
  5. Step 5: Solve for x
    x = 2,469,300,733.13/56,927.00
  6. Step 6: Final answer
    x = 43,376.62

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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.