Home / 13,847.98-19,110.54-7,560.40

Finding the Fourth Proportional to 13,847.98, 19,110.54 and 7,560.40

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Solution

The fourth proportional to 13,847.98, 19,110.54 and 7,560.40 is: 10,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.98 : 19,110.54 = 7,560.40 : x
  2. Step 2: Convert to fraction form
    13,847.98/19,110.54 = 7,560.40/x
  3. Step 3: Cross multiply
    13,847.98x = 19,110.54 × 7,560.40
  4. Step 4: Simplify right side
    13,847.98x = 144,483,326.62
  5. Step 5: Solve for x
    x = 144,483,326.62/13,847.98
  6. Step 6: Final answer
    x = 10,433.53

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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.