Home / 19,951.74-27,533.98-10,999.34

Finding the Fourth Proportional to 19,951.74, 27,533.98 and 10,999.34

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Solution

The fourth proportional to 19,951.74, 27,533.98 and 10,999.34 is: 15,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.74 : 27,533.98 = 10,999.34 : x
  2. Step 2: Convert to fraction form
    19,951.74/27,533.98 = 10,999.34/x
  3. Step 3: Cross multiply
    19,951.74x = 27,533.98 × 10,999.34
  4. Step 4: Simplify right side
    19,951.74x = 302,855,607.57
  5. Step 5: Solve for x
    x = 302,855,607.57/19,951.74
  6. Step 6: Final answer
    x = 15,179.41

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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.