Home / 20,184.90-30,267.63-7,036.98

Finding the Fourth Proportional to 20,184.90, 30,267.63 and 7,036.98

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Solution

The fourth proportional to 20,184.90, 30,267.63 and 7,036.98 is: 10,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184.90 : 30,267.63 = 7,036.98 : x
  2. Step 2: Convert to fraction form
    20,184.90/30,267.63 = 7,036.98/x
  3. Step 3: Cross multiply
    20,184.90x = 30,267.63 × 7,036.98
  4. Step 4: Simplify right side
    20,184.90x = 212,992,706.96
  5. Step 5: Solve for x
    x = 212,992,706.96/20,184.90
  6. Step 6: Final answer
    x = 10,552.08

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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.