Home / 35,623.56-49,161.96-19,707.75

Finding the Fourth Proportional to 35,623.56, 49,161.96 and 19,707.75

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Solution

The fourth proportional to 35,623.56, 49,161.96 and 19,707.75 is: 27,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,623.56 : 49,161.96 = 19,707.75 : x
  2. Step 2: Convert to fraction form
    35,623.56/49,161.96 = 19,707.75/x
  3. Step 3: Cross multiply
    35,623.56x = 49,161.96 × 19,707.75
  4. Step 4: Simplify right side
    35,623.56x = 968,871,617.19
  5. Step 5: Solve for x
    x = 968,871,617.19/35,623.56
  6. Step 6: Final answer
    x = 27,197.50

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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.