Home / 51,916.83-71,645.26-28,043.52

Finding the Fourth Proportional to 51,916.83, 71,645.26 and 28,043.52

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Solution

The fourth proportional to 51,916.83, 71,645.26 and 28,043.52 is: 38,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,916.83 : 71,645.26 = 28,043.52 : x
  2. Step 2: Convert to fraction form
    51,916.83/71,645.26 = 28,043.52/x
  3. Step 3: Cross multiply
    51,916.83x = 71,645.26 × 28,043.52
  4. Step 4: Simplify right side
    51,916.83x = 2,009,184,995.52
  5. Step 5: Solve for x
    x = 2,009,184,995.52/51,916.83
  6. Step 6: Final answer
    x = 38,700.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.