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Finding the Fourth Proportional to 26,303, 39,461.34 and 7,835

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Solution

The fourth proportional to 26,303, 39,461.34 and 7,835 is: 11,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303 : 39,461.34 = 7,835 : x
  2. Step 2: Convert to fraction form
    26,303/39,461.34 = 7,835/x
  3. Step 3: Cross multiply
    26,303x = 39,461.34 × 7,835
  4. Step 4: Simplify right side
    26,303x = 309,179,598.90
  5. Step 5: Solve for x
    x = 309,179,598.90/26,303
  6. Step 6: Final answer
    x = 11,754.54

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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.