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Finding the Fourth Proportional to 35,907.58, 53,885.96 and 12,534.01

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Solution

The fourth proportional to 35,907.58, 53,885.96 and 12,534.01 is: 18,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.58 : 53,885.96 = 12,534.01 : x
  2. Step 2: Convert to fraction form
    35,907.58/53,885.96 = 12,534.01/x
  3. Step 3: Cross multiply
    35,907.58x = 53,885.96 × 12,534.01
  4. Step 4: Simplify right side
    35,907.58x = 675,407,161.50
  5. Step 5: Solve for x
    x = 675,407,161.50/35,907.58
  6. Step 6: Final answer
    x = 18,809.60

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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.