Home / 46,731.03-64,488.36-28,818.87

Finding the Fourth Proportional to 46,731.03, 64,488.36 and 28,818.87

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Solution

The fourth proportional to 46,731.03, 64,488.36 and 28,818.87 is: 39,769.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,731.03 : 64,488.36 = 28,818.87 : x
  2. Step 2: Convert to fraction form
    46,731.03/64,488.36 = 28,818.87/x
  3. Step 3: Cross multiply
    46,731.03x = 64,488.36 × 28,818.87
  4. Step 4: Simplify right side
    46,731.03x = 1,858,481,663.35
  5. Step 5: Solve for x
    x = 1,858,481,663.35/46,731.03
  6. Step 6: Final answer
    x = 39,769.76

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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.