Home / 31,054.75-46,587.79-14,412.49

Finding the Fourth Proportional to 31,054.75, 46,587.79 and 14,412.49

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Solution

The fourth proportional to 31,054.75, 46,587.79 and 14,412.49 is: 21,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.75 : 46,587.79 = 14,412.49 : x
  2. Step 2: Convert to fraction form
    31,054.75/46,587.79 = 14,412.49/x
  3. Step 3: Cross multiply
    31,054.75x = 46,587.79 × 14,412.49
  4. Step 4: Simplify right side
    31,054.75x = 671,445,824.56
  5. Step 5: Solve for x
    x = 671,445,824.56/31,054.75
  6. Step 6: Final answer
    x = 21,621.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.