Home / 39,725.19-59,597.82-18,661.32

Finding the Fourth Proportional to 39,725.19, 59,597.82 and 18,661.32

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Solution

The fourth proportional to 39,725.19, 59,597.82 and 18,661.32 is: 27,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.19 : 59,597.82 = 18,661.32 : x
  2. Step 2: Convert to fraction form
    39,725.19/59,597.82 = 18,661.32/x
  3. Step 3: Cross multiply
    39,725.19x = 59,597.82 × 18,661.32
  4. Step 4: Simplify right side
    39,725.19x = 1,112,173,990.32
  5. Step 5: Solve for x
    x = 1,112,173,990.32/39,725.19
  6. Step 6: Final answer
    x = 27,996.69

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1.5x scale

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.