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Finding the Fourth Proportional to 35,069.29, 52,603.90 and 8,774.01

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Solution

The fourth proportional to 35,069.29, 52,603.90 and 8,774.01 is: 13,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,069.29 : 52,603.90 = 8,774.01 : x
  2. Step 2: Convert to fraction form
    35,069.29/52,603.90 = 8,774.01/x
  3. Step 3: Cross multiply
    35,069.29x = 52,603.90 × 8,774.01
  4. Step 4: Simplify right side
    35,069.29x = 461,547,144.64
  5. Step 5: Solve for x
    x = 461,547,144.64/35,069.29
  6. Step 6: Final answer
    x = 13,161.01

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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.