Home / 37,807.14-56,715.34-12,851.30

Finding the Fourth Proportional to 37,807.14, 56,715.34 and 12,851.30

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Solution

The fourth proportional to 37,807.14, 56,715.34 and 12,851.30 is: 19,278.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807.14 : 56,715.34 = 12,851.30 : x
  2. Step 2: Convert to fraction form
    37,807.14/56,715.34 = 12,851.30/x
  3. Step 3: Cross multiply
    37,807.14x = 56,715.34 × 12,851.30
  4. Step 4: Simplify right side
    37,807.14x = 728,865,848.94
  5. Step 5: Solve for x
    x = 728,865,848.94/37,807.14
  6. Step 6: Final answer
    x = 19,278.52

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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.