Home / 19,967.59-27,554.98-11,015.07

Finding the Fourth Proportional to 19,967.59, 27,554.98 and 11,015.07

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Solution

The fourth proportional to 19,967.59, 27,554.98 and 11,015.07 is: 15,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.59 : 27,554.98 = 11,015.07 : x
  2. Step 2: Convert to fraction form
    19,967.59/27,554.98 = 11,015.07/x
  3. Step 3: Cross multiply
    19,967.59x = 27,554.98 × 11,015.07
  4. Step 4: Simplify right side
    19,967.59x = 303,520,033.55
  5. Step 5: Solve for x
    x = 303,520,033.55/19,967.59
  6. Step 6: Final answer
    x = 15,200.63

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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.