Home / 14,907.02-20,570.46-8,619.80

Finding the Fourth Proportional to 14,907.02, 20,570.46 and 8,619.80

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Solution

The fourth proportional to 14,907.02, 20,570.46 and 8,619.80 is: 11,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.02 : 20,570.46 = 8,619.80 : x
  2. Step 2: Convert to fraction form
    14,907.02/20,570.46 = 8,619.80/x
  3. Step 3: Cross multiply
    14,907.02x = 20,570.46 × 8,619.80
  4. Step 4: Simplify right side
    14,907.02x = 177,313,251.11
  5. Step 5: Solve for x
    x = 177,313,251.11/14,907.02
  6. Step 6: Final answer
    x = 11,894.61

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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.