Home / 31,955.51-44,095.39-18,531.25

Finding the Fourth Proportional to 31,955.51, 44,095.39 and 18,531.25

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Solution

The fourth proportional to 31,955.51, 44,095.39 and 18,531.25 is: 25,571.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.51 : 44,095.39 = 18,531.25 : x
  2. Step 2: Convert to fraction form
    31,955.51/44,095.39 = 18,531.25/x
  3. Step 3: Cross multiply
    31,955.51x = 44,095.39 × 18,531.25
  4. Step 4: Simplify right side
    31,955.51x = 817,142,539.37
  5. Step 5: Solve for x
    x = 817,142,539.37/31,955.51
  6. Step 6: Final answer
    x = 25,571.25

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1.5x scale

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.