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Finding the Fourth Proportional to 35,699.90, 53,498.65 and 26,266.30

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Solution

The fourth proportional to 35,699.90, 53,498.65 and 26,266.30 is: 39,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.90 : 53,498.65 = 26,266.30 : x
  2. Step 2: Convert to fraction form
    35,699.90/53,498.65 = 26,266.30/x
  3. Step 3: Cross multiply
    35,699.90x = 53,498.65 × 26,266.30
  4. Step 4: Simplify right side
    35,699.90x = 1,405,211,590.50
  5. Step 5: Solve for x
    x = 1,405,211,590.50/35,699.90
  6. Step 6: Final answer
    x = 39,361.78

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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.