Home / 66,646.50-99,967.67-22,273.62

Finding the Fourth Proportional to 66,646.50, 99,967.67 and 22,273.62

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Solution

The fourth proportional to 66,646.50, 99,967.67 and 22,273.62 is: 33,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,646.50 : 99,967.67 = 22,273.62 : x
  2. Step 2: Convert to fraction form
    66,646.50/99,967.67 = 22,273.62/x
  3. Step 3: Cross multiply
    66,646.50x = 99,967.67 × 22,273.62
  4. Step 4: Simplify right side
    66,646.50x = 2,226,641,491.14
  5. Step 5: Solve for x
    x = 2,226,641,491.14/66,646.50
  6. Step 6: Final answer
    x = 33,409.73

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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.