Home / 19,118.84-26,385.78-11,567.03

Finding the Fourth Proportional to 19,118.84, 26,385.78 and 11,567.03

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Solution

The fourth proportional to 19,118.84, 26,385.78 and 11,567.03 is: 15,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.84 : 26,385.78 = 11,567.03 : x
  2. Step 2: Convert to fraction form
    19,118.84/26,385.78 = 11,567.03/x
  3. Step 3: Cross multiply
    19,118.84x = 26,385.78 × 11,567.03
  4. Step 4: Simplify right side
    19,118.84x = 305,205,106.69
  5. Step 5: Solve for x
    x = 305,205,106.69/19,118.84
  6. Step 6: Final answer
    x = 15,963.58

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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.