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Finding the Fourth Proportional to 25,652.94, 35,410.48 and 15,051.48

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Solution

The fourth proportional to 25,652.94, 35,410.48 and 15,051.48 is: 20,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652.94 : 35,410.48 = 15,051.48 : x
  2. Step 2: Convert to fraction form
    25,652.94/35,410.48 = 15,051.48/x
  3. Step 3: Cross multiply
    25,652.94x = 35,410.48 × 15,051.48
  4. Step 4: Simplify right side
    25,652.94x = 532,980,131.51
  5. Step 5: Solve for x
    x = 532,980,131.51/25,652.94
  6. Step 6: Final answer
    x = 20,776.57

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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.