Home / 14,410.44-19,902.81-9,686.52

Finding the Fourth Proportional to 14,410.44, 19,902.81 and 9,686.52

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Solution

The fourth proportional to 14,410.44, 19,902.81 and 9,686.52 is: 13,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.44 : 19,902.81 = 9,686.52 : x
  2. Step 2: Convert to fraction form
    14,410.44/19,902.81 = 9,686.52/x
  3. Step 3: Cross multiply
    14,410.44x = 19,902.81 × 9,686.52
  4. Step 4: Simplify right side
    14,410.44x = 192,788,967.12
  5. Step 5: Solve for x
    x = 192,788,967.12/14,410.44
  6. Step 6: Final answer
    x = 13,378.42

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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.