Home / 19,550.50-26,955.48-13,251.94

Finding the Fourth Proportional to 19,550.50, 26,955.48 and 13,251.94

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Solution

The fourth proportional to 19,550.50, 26,955.48 and 13,251.94 is: 18,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.50 : 26,955.48 = 13,251.94 : x
  2. Step 2: Convert to fraction form
    19,550.50/26,955.48 = 13,251.94/x
  3. Step 3: Cross multiply
    19,550.50x = 26,955.48 × 13,251.94
  4. Step 4: Simplify right side
    19,550.50x = 357,212,385.94
  5. Step 5: Solve for x
    x = 357,212,385.94/19,550.50
  6. Step 6: Final answer
    x = 18,271.27

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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.