Home / 37,890.84-56,871.28-19,184.02

Finding the Fourth Proportional to 37,890.84, 56,871.28 and 19,184.02

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Solution

The fourth proportional to 37,890.84, 56,871.28 and 19,184.02 is: 28,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,890.84 : 56,871.28 = 19,184.02 : x
  2. Step 2: Convert to fraction form
    37,890.84/56,871.28 = 19,184.02/x
  3. Step 3: Cross multiply
    37,890.84x = 56,871.28 × 19,184.02
  4. Step 4: Simplify right side
    37,890.84x = 1,091,019,772.95
  5. Step 5: Solve for x
    x = 1,091,019,772.95/37,890.84
  6. Step 6: Final answer
    x = 28,793.76

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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.