Home / 25,459.94-38,175.32-9,859.34

Finding the Fourth Proportional to 25,459.94, 38,175.32 and 9,859.34

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Solution

The fourth proportional to 25,459.94, 38,175.32 and 9,859.34 is: 14,783.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.94 : 38,175.32 = 9,859.34 : x
  2. Step 2: Convert to fraction form
    25,459.94/38,175.32 = 9,859.34/x
  3. Step 3: Cross multiply
    25,459.94x = 38,175.32 × 9,859.34
  4. Step 4: Simplify right side
    25,459.94x = 376,383,219.32
  5. Step 5: Solve for x
    x = 376,383,219.32/25,459.94
  6. Step 6: Final answer
    x = 14,783.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.