Home / 20,048.11-27,667.98-11,551.01

Finding the Fourth Proportional to 20,048.11, 27,667.98 and 11,551.01

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Solution

The fourth proportional to 20,048.11, 27,667.98 and 11,551.01 is: 15,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048.11 : 27,667.98 = 11,551.01 : x
  2. Step 2: Convert to fraction form
    20,048.11/27,667.98 = 11,551.01/x
  3. Step 3: Cross multiply
    20,048.11x = 27,667.98 × 11,551.01
  4. Step 4: Simplify right side
    20,048.11x = 319,592,975.32
  5. Step 5: Solve for x
    x = 319,592,975.32/20,048.11
  6. Step 6: Final answer
    x = 15,941.30

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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.