Home / 46,388.63-64,049.60-28,507.61

Finding the Fourth Proportional to 46,388.63, 64,049.60 and 28,507.61

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Solution

The fourth proportional to 46,388.63, 64,049.60 and 28,507.61 is: 39,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,388.63 : 64,049.60 = 28,507.61 : x
  2. Step 2: Convert to fraction form
    46,388.63/64,049.60 = 28,507.61/x
  3. Step 3: Cross multiply
    46,388.63x = 64,049.60 × 28,507.61
  4. Step 4: Simplify right side
    46,388.63x = 1,825,901,017.46
  5. Step 5: Solve for x
    x = 1,825,901,017.46/46,388.63
  6. Step 6: Final answer
    x = 39,360.96

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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.