Home / 14,941.13-20,621.52-8,653.50

Finding the Fourth Proportional to 14,941.13, 20,621.52 and 8,653.50

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Solution

The fourth proportional to 14,941.13, 20,621.52 and 8,653.50 is: 11,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.13 : 20,621.52 = 8,653.50 : x
  2. Step 2: Convert to fraction form
    14,941.13/20,621.52 = 8,653.50/x
  3. Step 3: Cross multiply
    14,941.13x = 20,621.52 × 8,653.50
  4. Step 4: Simplify right side
    14,941.13x = 178,448,323.32
  5. Step 5: Solve for x
    x = 178,448,323.32/14,941.13
  6. Step 6: Final answer
    x = 11,943.43

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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.