Home / 14,836.80-20,480.70-9,734.26

Finding the Fourth Proportional to 14,836.80, 20,480.70 and 9,734.26

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Solution

The fourth proportional to 14,836.80, 20,480.70 and 9,734.26 is: 13,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.80 : 20,480.70 = 9,734.26 : x
  2. Step 2: Convert to fraction form
    14,836.80/20,480.70 = 9,734.26/x
  3. Step 3: Cross multiply
    14,836.80x = 20,480.70 × 9,734.26
  4. Step 4: Simplify right side
    14,836.80x = 199,364,458.78
  5. Step 5: Solve for x
    x = 199,364,458.78/14,836.80
  6. Step 6: Final answer
    x = 13,437.16

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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.