Home / 53,645.94-74,026.50-31,838.46

Finding the Fourth Proportional to 53,645.94, 74,026.50 and 31,838.46

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Solution

The fourth proportional to 53,645.94, 74,026.50 and 31,838.46 is: 43,934.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.94 : 74,026.50 = 31,838.46 : x
  2. Step 2: Convert to fraction form
    53,645.94/74,026.50 = 31,838.46/x
  3. Step 3: Cross multiply
    53,645.94x = 74,026.50 × 31,838.46
  4. Step 4: Simplify right side
    53,645.94x = 2,356,889,759.19
  5. Step 5: Solve for x
    x = 2,356,889,759.19/53,645.94
  6. Step 6: Final answer
    x = 43,934.17

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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.