Home / 33,106.04-45,684.30-18,955.64

Finding the Fourth Proportional to 33,106.04, 45,684.30 and 18,955.64

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Solution

The fourth proportional to 33,106.04, 45,684.30 and 18,955.64 is: 26,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.04 : 45,684.30 = 18,955.64 : x
  2. Step 2: Convert to fraction form
    33,106.04/45,684.30 = 18,955.64/x
  3. Step 3: Cross multiply
    33,106.04x = 45,684.30 × 18,955.64
  4. Step 4: Simplify right side
    33,106.04x = 865,975,144.45
  5. Step 5: Solve for x
    x = 865,975,144.45/33,106.04
  6. Step 6: Final answer
    x = 26,157.62

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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.