Home / 25,846.13-35,670.83-15,774.32

Finding the Fourth Proportional to 25,846.13, 35,670.83 and 15,774.32

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Solution

The fourth proportional to 25,846.13, 35,670.83 and 15,774.32 is: 21,770.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846.13 : 35,670.83 = 15,774.32 : x
  2. Step 2: Convert to fraction form
    25,846.13/35,670.83 = 15,774.32/x
  3. Step 3: Cross multiply
    25,846.13x = 35,670.83 × 15,774.32
  4. Step 4: Simplify right side
    25,846.13x = 562,682,829.86
  5. Step 5: Solve for x
    x = 562,682,829.86/25,846.13
  6. Step 6: Final answer
    x = 21,770.49

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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.