Home / 33,991.64-46,915.95-18,889.49

Finding the Fourth Proportional to 33,991.64, 46,915.95 and 18,889.49

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Solution

The fourth proportional to 33,991.64, 46,915.95 and 18,889.49 is: 26,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,991.64 : 46,915.95 = 18,889.49 : x
  2. Step 2: Convert to fraction form
    33,991.64/46,915.95 = 18,889.49/x
  3. Step 3: Cross multiply
    33,991.64x = 46,915.95 × 18,889.49
  4. Step 4: Simplify right side
    33,991.64x = 886,218,133.79
  5. Step 5: Solve for x
    x = 886,218,133.79/33,991.64
  6. Step 6: Final answer
    x = 26,071.65

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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.