Home / 33,312.12-45,975.80-19,164.06

Finding the Fourth Proportional to 33,312.12, 45,975.80 and 19,164.06

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Solution

The fourth proportional to 33,312.12, 45,975.80 and 19,164.06 is: 26,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.12 : 45,975.80 = 19,164.06 : x
  2. Step 2: Convert to fraction form
    33,312.12/45,975.80 = 19,164.06/x
  3. Step 3: Cross multiply
    33,312.12x = 45,975.80 × 19,164.06
  4. Step 4: Simplify right side
    33,312.12x = 881,082,893.93
  5. Step 5: Solve for x
    x = 881,082,893.93/33,312.12
  6. Step 6: Final answer
    x = 26,449.32

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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.