Home / 10,000.18-14,999.91-3,074.50

Finding the Fourth Proportional to 10,000.18, 14,999.91 and 3,074.50

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Solution

The fourth proportional to 10,000.18, 14,999.91 and 3,074.50 is: 4,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000.18 : 14,999.91 = 3,074.50 : x
  2. Step 2: Convert to fraction form
    10,000.18/14,999.91 = 3,074.50/x
  3. Step 3: Cross multiply
    10,000.18x = 14,999.91 × 3,074.50
  4. Step 4: Simplify right side
    10,000.18x = 46,117,223.30
  5. Step 5: Solve for x
    x = 46,117,223.30/10,000.18
  6. Step 6: Final answer
    x = 4,611.64

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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.