Home / 19,986.29-29,994.06-9,605.33

Finding the Fourth Proportional to 19,986.29, 29,994.06 and 9,605.33

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Solution

The fourth proportional to 19,986.29, 29,994.06 and 9,605.33 is: 14,415.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,986.29 : 29,994.06 = 9,605.33 : x
  2. Step 2: Convert to fraction form
    19,986.29/29,994.06 = 9,605.33/x
  3. Step 3: Cross multiply
    19,986.29x = 29,994.06 × 9,605.33
  4. Step 4: Simplify right side
    19,986.29x = 288,102,844.34
  5. Step 5: Solve for x
    x = 288,102,844.34/19,986.29
  6. Step 6: Final answer
    x = 14,415.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.