Home / 51,757.08-77,652.02-18,476.41

Finding the Fourth Proportional to 51,757.08, 77,652.02 and 18,476.41

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Solution

The fourth proportional to 51,757.08, 77,652.02 and 18,476.41 is: 27,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,757.08 : 77,652.02 = 18,476.41 : x
  2. Step 2: Convert to fraction form
    51,757.08/77,652.02 = 18,476.41/x
  3. Step 3: Cross multiply
    51,757.08x = 77,652.02 × 18,476.41
  4. Step 4: Simplify right side
    51,757.08x = 1,434,730,364.72
  5. Step 5: Solve for x
    x = 1,434,730,364.72/51,757.08
  6. Step 6: Final answer
    x = 27,720.47

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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.