Home / 19,288.37-28,932.35-14,636.95

Finding the Fourth Proportional to 19,288.37, 28,932.35 and 14,636.95

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Solution

The fourth proportional to 19,288.37, 28,932.35 and 14,636.95 is: 21,955.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.37 : 28,932.35 = 14,636.95 : x
  2. Step 2: Convert to fraction form
    19,288.37/28,932.35 = 14,636.95/x
  3. Step 3: Cross multiply
    19,288.37x = 28,932.35 × 14,636.95
  4. Step 4: Simplify right side
    19,288.37x = 423,481,142.49
  5. Step 5: Solve for x
    x = 423,481,142.49/19,288.37
  6. Step 6: Final answer
    x = 21,955.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.