Home / 19,477.90-29,199.32-6,994.99

Finding the Fourth Proportional to 19,477.90, 29,199.32 and 6,994.99

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Solution

The fourth proportional to 19,477.90, 29,199.32 and 6,994.99 is: 10,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.90 : 29,199.32 = 6,994.99 : x
  2. Step 2: Convert to fraction form
    19,477.90/29,199.32 = 6,994.99/x
  3. Step 3: Cross multiply
    19,477.90x = 29,199.32 × 6,994.99
  4. Step 4: Simplify right side
    19,477.90x = 204,248,979.16
  5. Step 5: Solve for x
    x = 204,248,979.16/19,477.90
  6. Step 6: Final answer
    x = 10,486.19

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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.