Home / 35,298.37-52,977.93-20,486.71

Finding the Fourth Proportional to 35,298.37, 52,977.93 and 20,486.71

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Solution

The fourth proportional to 35,298.37, 52,977.93 and 20,486.71 is: 30,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,298.37 : 52,977.93 = 20,486.71 : x
  2. Step 2: Convert to fraction form
    35,298.37/52,977.93 = 20,486.71/x
  3. Step 3: Cross multiply
    35,298.37x = 52,977.93 × 20,486.71
  4. Step 4: Simplify right side
    35,298.37x = 1,085,343,488.31
  5. Step 5: Solve for x
    x = 1,085,343,488.31/35,298.37
  6. Step 6: Final answer
    x = 30,747.69

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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.