Home / 37,822.31-56,717.06-12,855.66

Finding the Fourth Proportional to 37,822.31, 56,717.06 and 12,855.66

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Solution

The fourth proportional to 37,822.31, 56,717.06 and 12,855.66 is: 19,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,822.31 : 56,717.06 = 12,855.66 : x
  2. Step 2: Convert to fraction form
    37,822.31/56,717.06 = 12,855.66/x
  3. Step 3: Cross multiply
    37,822.31x = 56,717.06 × 12,855.66
  4. Step 4: Simplify right side
    37,822.31x = 729,134,955.97
  5. Step 5: Solve for x
    x = 729,134,955.97/37,822.31
  6. Step 6: Final answer
    x = 19,277.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.