Home / 14,410.19-19,902.47-9,686.27

Finding the Fourth Proportional to 14,410.19, 19,902.47 and 9,686.27

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Solution

The fourth proportional to 14,410.19, 19,902.47 and 9,686.27 is: 13,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.19 : 19,902.47 = 9,686.27 : x
  2. Step 2: Convert to fraction form
    14,410.19/19,902.47 = 9,686.27/x
  3. Step 3: Cross multiply
    14,410.19x = 19,902.47 × 9,686.27
  4. Step 4: Simplify right side
    14,410.19x = 192,780,698.09
  5. Step 5: Solve for x
    x = 192,780,698.09/14,410.19
  6. Step 6: Final answer
    x = 13,378.08

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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.