Home / 18,757.31-25,884.63-10,259.48

Finding the Fourth Proportional to 18,757.31, 25,884.63 and 10,259.48

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Solution

The fourth proportional to 18,757.31, 25,884.63 and 10,259.48 is: 14,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.31 : 25,884.63 = 10,259.48 : x
  2. Step 2: Convert to fraction form
    18,757.31/25,884.63 = 10,259.48/x
  3. Step 3: Cross multiply
    18,757.31x = 25,884.63 × 10,259.48
  4. Step 4: Simplify right side
    18,757.31x = 265,562,908.50
  5. Step 5: Solve for x
    x = 265,562,908.50/18,757.31
  6. Step 6: Final answer
    x = 14,157.84

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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.