Home / 55,501.89-76,571.01-35,355.12

Finding the Fourth Proportional to 55,501.89, 76,571.01 and 35,355.12

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Solution

The fourth proportional to 55,501.89, 76,571.01 and 35,355.12 is: 48,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501.89 : 76,571.01 = 35,355.12 : x
  2. Step 2: Convert to fraction form
    55,501.89/76,571.01 = 35,355.12/x
  3. Step 3: Cross multiply
    55,501.89x = 76,571.01 × 35,355.12
  4. Step 4: Simplify right side
    55,501.89x = 2,707,177,247.07
  5. Step 5: Solve for x
    x = 2,707,177,247.07/55,501.89
  6. Step 6: Final answer
    x = 48,776.31

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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.