Home / 37,939.64-56,916.14-12,973.82

Finding the Fourth Proportional to 37,939.64, 56,916.14 and 12,973.82

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Solution

The fourth proportional to 37,939.64, 56,916.14 and 12,973.82 is: 19,463.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.64 : 56,916.14 = 12,973.82 : x
  2. Step 2: Convert to fraction form
    37,939.64/56,916.14 = 12,973.82/x
  3. Step 3: Cross multiply
    37,939.64x = 56,916.14 × 12,973.82
  4. Step 4: Simplify right side
    37,939.64x = 738,419,406.01
  5. Step 5: Solve for x
    x = 738,419,406.01/37,939.64
  6. Step 6: Final answer
    x = 19,463.01

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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.