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Finding the Fourth Proportional to 19.04, 26.12 and 18.50

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Solution

The fourth proportional to 19.04, 26.12 and 18.50 is: 25.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19.04 : 26.12 = 18.50 : x
  2. Step 2: Convert to fraction form
    19.04/26.12 = 18.50/x
  3. Step 3: Cross multiply
    19.04x = 26.12 × 18.50
  4. Step 4: Simplify right side
    19.04x = 483.22
  5. Step 5: Solve for x
    x = 483.22/19.04
  6. Step 6: Final answer
    x = 25.38

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.