Home / 34,071.84-47,015.44-18,962.12

Finding the Fourth Proportional to 34,071.84, 47,015.44 and 18,962.12

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Solution

The fourth proportional to 34,071.84, 47,015.44 and 18,962.12 is: 26,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.84 : 47,015.44 = 18,962.12 : x
  2. Step 2: Convert to fraction form
    34,071.84/47,015.44 = 18,962.12/x
  3. Step 3: Cross multiply
    34,071.84x = 47,015.44 × 18,962.12
  4. Step 4: Simplify right side
    34,071.84x = 891,512,415.13
  5. Step 5: Solve for x
    x = 891,512,415.13/34,071.84
  6. Step 6: Final answer
    x = 26,165.67

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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.