Home / 19,048.34-26,283.59-11,969.75

Finding the Fourth Proportional to 19,048.34, 26,283.59 and 11,969.75

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Solution

The fourth proportional to 19,048.34, 26,283.59 and 11,969.75 is: 16,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048.34 : 26,283.59 = 11,969.75 : x
  2. Step 2: Convert to fraction form
    19,048.34/26,283.59 = 11,969.75/x
  3. Step 3: Cross multiply
    19,048.34x = 26,283.59 × 11,969.75
  4. Step 4: Simplify right side
    19,048.34x = 314,607,941.55
  5. Step 5: Solve for x
    x = 314,607,941.55/19,048.34
  6. Step 6: Final answer
    x = 16,516.29

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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.