Home / 44,312.02-66,468.06-13,147

Finding the Fourth Proportional to 44,312.02, 66,468.06 and 13,147

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Solution

The fourth proportional to 44,312.02, 66,468.06 and 13,147 is: 19,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,312.02 : 66,468.06 = 13,147 : x
  2. Step 2: Convert to fraction form
    44,312.02/66,468.06 = 13,147/x
  3. Step 3: Cross multiply
    44,312.02x = 66,468.06 × 13,147
  4. Step 4: Simplify right side
    44,312.02x = 873,855,584.82
  5. Step 5: Solve for x
    x = 873,855,584.82/44,312.02
  6. Step 6: Final answer
    x = 19,720.51

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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.