Home / 33,915.06-46,807.60-18,811.08

Finding the Fourth Proportional to 33,915.06, 46,807.60 and 18,811.08

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Solution

The fourth proportional to 33,915.06, 46,807.60 and 18,811.08 is: 25,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.06 : 46,807.60 = 18,811.08 : x
  2. Step 2: Convert to fraction form
    33,915.06/46,807.60 = 18,811.08/x
  3. Step 3: Cross multiply
    33,915.06x = 46,807.60 × 18,811.08
  4. Step 4: Simplify right side
    33,915.06x = 880,501,508.21
  5. Step 5: Solve for x
    x = 880,501,508.21/33,915.06
  6. Step 6: Final answer
    x = 25,961.96

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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.