Home / 15,033.63-20,724.72-10,543.44

Finding the Fourth Proportional to 15,033.63, 20,724.72 and 10,543.44

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Solution

The fourth proportional to 15,033.63, 20,724.72 and 10,543.44 is: 14,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033.63 : 20,724.72 = 10,543.44 : x
  2. Step 2: Convert to fraction form
    15,033.63/20,724.72 = 10,543.44/x
  3. Step 3: Cross multiply
    15,033.63x = 20,724.72 × 10,543.44
  4. Step 4: Simplify right side
    15,033.63x = 218,509,841.84
  5. Step 5: Solve for x
    x = 218,509,841.84/15,033.63
  6. Step 6: Final answer
    x = 14,534.74

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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.