Home / 13,254.59-19,890.99-4,941.25

Finding the Fourth Proportional to 13,254.59, 19,890.99 and 4,941.25

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Solution

The fourth proportional to 13,254.59, 19,890.99 and 4,941.25 is: 7,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.59 : 19,890.99 = 4,941.25 : x
  2. Step 2: Convert to fraction form
    13,254.59/19,890.99 = 4,941.25/x
  3. Step 3: Cross multiply
    13,254.59x = 19,890.99 × 4,941.25
  4. Step 4: Simplify right side
    13,254.59x = 98,286,430.39
  5. Step 5: Solve for x
    x = 98,286,430.39/13,254.59
  6. Step 6: Final answer
    x = 7,415.28

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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.