Home / 25,588.02-35,309.07-18,877.38

Finding the Fourth Proportional to 25,588.02, 35,309.07 and 18,877.38

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Solution

The fourth proportional to 25,588.02, 35,309.07 and 18,877.38 is: 26,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.02 : 35,309.07 = 18,877.38 : x
  2. Step 2: Convert to fraction form
    25,588.02/35,309.07 = 18,877.38/x
  3. Step 3: Cross multiply
    25,588.02x = 35,309.07 × 18,877.38
  4. Step 4: Simplify right side
    25,588.02x = 666,542,731.84
  5. Step 5: Solve for x
    x = 666,542,731.84/25,588.02
  6. Step 6: Final answer
    x = 26,049.02

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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.