Home / 14,069.75-19,393.71-9,531.03

Finding the Fourth Proportional to 14,069.75, 19,393.71 and 9,531.03

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Solution

The fourth proportional to 14,069.75, 19,393.71 and 9,531.03 is: 13,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.75 : 19,393.71 = 9,531.03 : x
  2. Step 2: Convert to fraction form
    14,069.75/19,393.71 = 9,531.03/x
  3. Step 3: Cross multiply
    14,069.75x = 19,393.71 × 9,531.03
  4. Step 4: Simplify right side
    14,069.75x = 184,842,031.82
  5. Step 5: Solve for x
    x = 184,842,031.82/14,069.75
  6. Step 6: Final answer
    x = 13,137.55

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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.