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Finding the Fourth Proportional to 56,608.51, 84,912.90 and 15,055.51

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Solution

The fourth proportional to 56,608.51, 84,912.90 and 15,055.51 is: 22,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,608.51 : 84,912.90 = 15,055.51 : x
  2. Step 2: Convert to fraction form
    56,608.51/84,912.90 = 15,055.51/x
  3. Step 3: Cross multiply
    56,608.51x = 84,912.90 × 15,055.51
  4. Step 4: Simplify right side
    56,608.51x = 1,278,407,015.08
  5. Step 5: Solve for x
    x = 1,278,407,015.08/56,608.51
  6. Step 6: Final answer
    x = 22,583.30

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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.