Home / 18,739.08-25,860.02-10,241.37

Finding the Fourth Proportional to 18,739.08, 25,860.02 and 10,241.37

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Solution

The fourth proportional to 18,739.08, 25,860.02 and 10,241.37 is: 14,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739.08 : 25,860.02 = 10,241.37 : x
  2. Step 2: Convert to fraction form
    18,739.08/25,860.02 = 10,241.37/x
  3. Step 3: Cross multiply
    18,739.08x = 25,860.02 × 10,241.37
  4. Step 4: Simplify right side
    18,739.08x = 264,841,981.82
  5. Step 5: Solve for x
    x = 264,841,981.82/18,739.08
  6. Step 6: Final answer
    x = 14,133.14

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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.