Home / 50,895.06-76,290.33-21,330.06

Finding the Fourth Proportional to 50,895.06, 76,290.33 and 21,330.06

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Solution

The fourth proportional to 50,895.06, 76,290.33 and 21,330.06 is: 31,973.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,895.06 : 76,290.33 = 21,330.06 : x
  2. Step 2: Convert to fraction form
    50,895.06/76,290.33 = 21,330.06/x
  3. Step 3: Cross multiply
    50,895.06x = 76,290.33 × 21,330.06
  4. Step 4: Simplify right side
    50,895.06x = 1,627,277,316.32
  5. Step 5: Solve for x
    x = 1,627,277,316.32/50,895.06
  6. Step 6: Final answer
    x = 31,973.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.