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Finding the Fourth Proportional to 32,418.04, 44,741.28 and 18,994.65

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Solution

The fourth proportional to 32,418.04, 44,741.28 and 18,994.65 is: 26,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,418.04 : 44,741.28 = 18,994.65 : x
  2. Step 2: Convert to fraction form
    32,418.04/44,741.28 = 18,994.65/x
  3. Step 3: Cross multiply
    32,418.04x = 44,741.28 × 18,994.65
  4. Step 4: Simplify right side
    32,418.04x = 849,844,954.15
  5. Step 5: Solve for x
    x = 849,844,954.15/32,418.04
  6. Step 6: Final answer
    x = 26,215.19

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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.