Home / 12,553.02-18,829.29-3,065.49

Finding the Fourth Proportional to 12,553.02, 18,829.29 and 3,065.49

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Solution

The fourth proportional to 12,553.02, 18,829.29 and 3,065.49 is: 4,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.02 : 18,829.29 = 3,065.49 : x
  2. Step 2: Convert to fraction form
    12,553.02/18,829.29 = 3,065.49/x
  3. Step 3: Cross multiply
    12,553.02x = 18,829.29 × 3,065.49
  4. Step 4: Simplify right side
    12,553.02x = 57,721,000.20
  5. Step 5: Solve for x
    x = 57,721,000.20/12,553.02
  6. Step 6: Final answer
    x = 4,598.18

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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.