Home / 19,004.95-26,209.74-12,283.51

Finding the Fourth Proportional to 19,004.95, 26,209.74 and 12,283.51

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Solution

The fourth proportional to 19,004.95, 26,209.74 and 12,283.51 is: 16,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.95 : 26,209.74 = 12,283.51 : x
  2. Step 2: Convert to fraction form
    19,004.95/26,209.74 = 12,283.51/x
  3. Step 3: Cross multiply
    19,004.95x = 26,209.74 × 12,283.51
  4. Step 4: Simplify right side
    19,004.95x = 321,947,603.39
  5. Step 5: Solve for x
    x = 321,947,603.39/19,004.95
  6. Step 6: Final answer
    x = 16,940.20

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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.