Home / 46,386.63-64,046.84-28,505.61

Finding the Fourth Proportional to 46,386.63, 64,046.84 and 28,505.61

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Solution

The fourth proportional to 46,386.63, 64,046.84 and 28,505.61 is: 39,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,386.63 : 64,046.84 = 28,505.61 : x
  2. Step 2: Convert to fraction form
    46,386.63/64,046.84 = 28,505.61/x
  3. Step 3: Cross multiply
    46,386.63x = 64,046.84 × 28,505.61
  4. Step 4: Simplify right side
    46,386.63x = 1,825,694,100.24
  5. Step 5: Solve for x
    x = 1,825,694,100.24/46,386.63
  6. Step 6: Final answer
    x = 39,358.20

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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.