Home / 15,068.08-20,803.71-9,692.92

Finding the Fourth Proportional to 15,068.08, 20,803.71 and 9,692.92

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Solution

The fourth proportional to 15,068.08, 20,803.71 and 9,692.92 is: 13,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,068.08 : 20,803.71 = 9,692.92 : x
  2. Step 2: Convert to fraction form
    15,068.08/20,803.71 = 9,692.92/x
  3. Step 3: Cross multiply
    15,068.08x = 20,803.71 × 9,692.92
  4. Step 4: Simplify right side
    15,068.08x = 201,648,696.73
  5. Step 5: Solve for x
    x = 201,648,696.73/15,068.08
  6. Step 6: Final answer
    x = 13,382.51

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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.