Home / 13,955.75-19,263.99-9,241.55

Finding the Fourth Proportional to 13,955.75, 19,263.99 and 9,241.55

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Solution

The fourth proportional to 13,955.75, 19,263.99 and 9,241.55 is: 12,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.75 : 19,263.99 = 9,241.55 : x
  2. Step 2: Convert to fraction form
    13,955.75/19,263.99 = 9,241.55/x
  3. Step 3: Cross multiply
    13,955.75x = 19,263.99 × 9,241.55
  4. Step 4: Simplify right side
    13,955.75x = 178,029,030.46
  5. Step 5: Solve for x
    x = 178,029,030.46/13,955.75
  6. Step 6: Final answer
    x = 12,756.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.