Home / 25,895.16-35,729.97-15,137.96

Finding the Fourth Proportional to 25,895.16, 35,729.97 and 15,137.96

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Solution

The fourth proportional to 25,895.16, 35,729.97 and 15,137.96 is: 20,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.16 : 35,729.97 = 15,137.96 : x
  2. Step 2: Convert to fraction form
    25,895.16/35,729.97 = 15,137.96/x
  3. Step 3: Cross multiply
    25,895.16x = 35,729.97 × 15,137.96
  4. Step 4: Simplify right side
    25,895.16x = 540,878,678.01
  5. Step 5: Solve for x
    x = 540,878,678.01/25,895.16
  6. Step 6: Final answer
    x = 20,887.25

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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.