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Finding the Fourth Proportional to 33,919.52, 46,807.08 and 18,810.32

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Solution

The fourth proportional to 33,919.52, 46,807.08 and 18,810.32 is: 25,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.52 : 46,807.08 = 18,810.32 : x
  2. Step 2: Convert to fraction form
    33,919.52/46,807.08 = 18,810.32/x
  3. Step 3: Cross multiply
    33,919.52x = 46,807.08 × 18,810.32
  4. Step 4: Simplify right side
    33,919.52x = 880,456,153.07
  5. Step 5: Solve for x
    x = 880,456,153.07/33,919.52
  6. Step 6: Final answer
    x = 25,957.21

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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.