Home / 32,910.04-45,415.42-18,763.16

Finding the Fourth Proportional to 32,910.04, 45,415.42 and 18,763.16

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Solution

The fourth proportional to 32,910.04, 45,415.42 and 18,763.16 is: 25,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,910.04 : 45,415.42 = 18,763.16 : x
  2. Step 2: Convert to fraction form
    32,910.04/45,415.42 = 18,763.16/x
  3. Step 3: Cross multiply
    32,910.04x = 45,415.42 × 18,763.16
  4. Step 4: Simplify right side
    32,910.04x = 852,136,791.93
  5. Step 5: Solve for x
    x = 852,136,791.93/32,910.04
  6. Step 6: Final answer
    x = 25,892.91

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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.