Home / 26,499.66-39,662.96-19,477.82

Finding the Fourth Proportional to 26,499.66, 39,662.96 and 19,477.82

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Solution

The fourth proportional to 26,499.66, 39,662.96 and 19,477.82 is: 29,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,499.66 : 39,662.96 = 19,477.82 : x
  2. Step 2: Convert to fraction form
    26,499.66/39,662.96 = 19,477.82/x
  3. Step 3: Cross multiply
    26,499.66x = 39,662.96 × 19,477.82
  4. Step 4: Simplify right side
    26,499.66x = 772,547,699.84
  5. Step 5: Solve for x
    x = 772,547,699.84/26,499.66
  6. Step 6: Final answer
    x = 29,153.12

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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.