Home / 25,699.05-35,459.51-17,728.65

Finding the Fourth Proportional to 25,699.05, 35,459.51 and 17,728.65

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Solution

The fourth proportional to 25,699.05, 35,459.51 and 17,728.65 is: 24,461.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.05 : 35,459.51 = 17,728.65 : x
  2. Step 2: Convert to fraction form
    25,699.05/35,459.51 = 17,728.65/x
  3. Step 3: Cross multiply
    25,699.05x = 35,459.51 × 17,728.65
  4. Step 4: Simplify right side
    25,699.05x = 628,649,153.32
  5. Step 5: Solve for x
    x = 628,649,153.32/25,699.05
  6. Step 6: Final answer
    x = 24,461.96

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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.