Home / 36,030.34-49,715.94-20,112.22

Finding the Fourth Proportional to 36,030.34, 49,715.94 and 20,112.22

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Solution

The fourth proportional to 36,030.34, 49,715.94 and 20,112.22 is: 27,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,030.34 : 49,715.94 = 20,112.22 : x
  2. Step 2: Convert to fraction form
    36,030.34/49,715.94 = 20,112.22/x
  3. Step 3: Cross multiply
    36,030.34x = 49,715.94 × 20,112.22
  4. Step 4: Simplify right side
    36,030.34x = 999,897,922.79
  5. Step 5: Solve for x
    x = 999,897,922.79/36,030.34
  6. Step 6: Final answer
    x = 27,751.55

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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.