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Finding the Fourth Proportional to 32,954.94, 45,480.15 and 18,809.91

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Solution

The fourth proportional to 32,954.94, 45,480.15 and 18,809.91 is: 25,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,954.94 : 45,480.15 = 18,809.91 : x
  2. Step 2: Convert to fraction form
    32,954.94/45,480.15 = 18,809.91/x
  3. Step 3: Cross multiply
    32,954.94x = 45,480.15 × 18,809.91
  4. Step 4: Simplify right side
    32,954.94x = 855,477,528.29
  5. Step 5: Solve for x
    x = 855,477,528.29/32,954.94
  6. Step 6: Final answer
    x = 25,959.01

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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.