Home / 37,887.53-56,866.35-19,180.71

Finding the Fourth Proportional to 37,887.53, 56,866.35 and 19,180.71

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Solution

The fourth proportional to 37,887.53, 56,866.35 and 19,180.71 is: 28,788.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,887.53 : 56,866.35 = 19,180.71 : x
  2. Step 2: Convert to fraction form
    37,887.53/56,866.35 = 19,180.71/x
  3. Step 3: Cross multiply
    37,887.53x = 56,866.35 × 19,180.71
  4. Step 4: Simplify right side
    37,887.53x = 1,090,736,968.11
  5. Step 5: Solve for x
    x = 1,090,736,968.11/37,887.53
  6. Step 6: Final answer
    x = 28,788.82

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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.