Home / 37,922.61-56,807.76-18,889.92

Finding the Fourth Proportional to 37,922.61, 56,807.76 and 18,889.92

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Solution

The fourth proportional to 37,922.61, 56,807.76 and 18,889.92 is: 28,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,922.61 : 56,807.76 = 18,889.92 : x
  2. Step 2: Convert to fraction form
    37,922.61/56,807.76 = 18,889.92/x
  3. Step 3: Cross multiply
    37,922.61x = 56,807.76 × 18,889.92
  4. Step 4: Simplify right side
    37,922.61x = 1,073,094,041.78
  5. Step 5: Solve for x
    x = 1,073,094,041.78/37,922.61
  6. Step 6: Final answer
    x = 28,296.95

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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.