Home / 52,818.17-72,889.64-28,944.33

Finding the Fourth Proportional to 52,818.17, 72,889.64 and 28,944.33

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Solution

The fourth proportional to 52,818.17, 72,889.64 and 28,944.33 is: 39,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,818.17 : 72,889.64 = 28,944.33 : x
  2. Step 2: Convert to fraction form
    52,818.17/72,889.64 = 28,944.33/x
  3. Step 3: Cross multiply
    52,818.17x = 72,889.64 × 28,944.33
  4. Step 4: Simplify right side
    52,818.17x = 2,109,741,866.10
  5. Step 5: Solve for x
    x = 2,109,741,866.10/52,818.17
  6. Step 6: Final answer
    x = 39,943.49

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1.5x scale

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.