Home / 36,539.84-54,790.02-12,841.28

Finding the Fourth Proportional to 36,539.84, 54,790.02 and 12,841.28

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Solution

The fourth proportional to 36,539.84, 54,790.02 and 12,841.28 is: 19,254.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.84 : 54,790.02 = 12,841.28 : x
  2. Step 2: Convert to fraction form
    36,539.84/54,790.02 = 12,841.28/x
  3. Step 3: Cross multiply
    36,539.84x = 54,790.02 × 12,841.28
  4. Step 4: Simplify right side
    36,539.84x = 703,573,988.03
  5. Step 5: Solve for x
    x = 703,573,988.03/36,539.84
  6. Step 6: Final answer
    x = 19,254.98

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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.