Home / 19,948.44-27,526.86-11,880.50

Finding the Fourth Proportional to 19,948.44, 27,526.86 and 11,880.50

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Solution

The fourth proportional to 19,948.44, 27,526.86 and 11,880.50 is: 16,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.44 : 27,526.86 = 11,880.50 : x
  2. Step 2: Convert to fraction form
    19,948.44/27,526.86 = 11,880.50/x
  3. Step 3: Cross multiply
    19,948.44x = 27,526.86 × 11,880.50
  4. Step 4: Simplify right side
    19,948.44x = 327,032,722.60
  5. Step 5: Solve for x
    x = 327,032,722.60/19,948.44
  6. Step 6: Final answer
    x = 16,393.90

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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.