Home / 30,333.81-41,886.46-19,022.25

Finding the Fourth Proportional to 30,333.81, 41,886.46 and 19,022.25

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Solution

The fourth proportional to 30,333.81, 41,886.46 and 19,022.25 is: 26,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.81 : 41,886.46 = 19,022.25 : x
  2. Step 2: Convert to fraction form
    30,333.81/41,886.46 = 19,022.25/x
  3. Step 3: Cross multiply
    30,333.81x = 41,886.46 × 19,022.25
  4. Step 4: Simplify right side
    30,333.81x = 796,774,713.74
  5. Step 5: Solve for x
    x = 796,774,713.74/30,333.81
  6. Step 6: Final answer
    x = 26,266.89

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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.