Home / 40,720.62-61,071.06-17,015.34

Finding the Fourth Proportional to 40,720.62, 61,071.06 and 17,015.34

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Solution

The fourth proportional to 40,720.62, 61,071.06 and 17,015.34 is: 25,518.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,720.62 : 61,071.06 = 17,015.34 : x
  2. Step 2: Convert to fraction form
    40,720.62/61,071.06 = 17,015.34/x
  3. Step 3: Cross multiply
    40,720.62x = 61,071.06 × 17,015.34
  4. Step 4: Simplify right side
    40,720.62x = 1,039,144,850.06
  5. Step 5: Solve for x
    x = 1,039,144,850.06/40,720.62
  6. Step 6: Final answer
    x = 25,518.89

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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.