Home / 46,643.09-64,407.71-39,994.61

Finding the Fourth Proportional to 46,643.09, 64,407.71 and 39,994.61

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Solution

The fourth proportional to 46,643.09, 64,407.71 and 39,994.61 is: 55,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,643.09 : 64,407.71 = 39,994.61 : x
  2. Step 2: Convert to fraction form
    46,643.09/64,407.71 = 39,994.61/x
  3. Step 3: Cross multiply
    46,643.09x = 64,407.71 × 39,994.61
  4. Step 4: Simplify right side
    46,643.09x = 2,575,961,042.47
  5. Step 5: Solve for x
    x = 2,575,961,042.47/46,643.09
  6. Step 6: Final answer
    x = 55,227.07

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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.