Home / 14,619.95-21,929.73-3,526.55

Finding the Fourth Proportional to 14,619.95, 21,929.73 and 3,526.55

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Solution

The fourth proportional to 14,619.95, 21,929.73 and 3,526.55 is: 5,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.95 : 21,929.73 = 3,526.55 : x
  2. Step 2: Convert to fraction form
    14,619.95/21,929.73 = 3,526.55/x
  3. Step 3: Cross multiply
    14,619.95x = 21,929.73 × 3,526.55
  4. Step 4: Simplify right side
    14,619.95x = 77,336,179.68
  5. Step 5: Solve for x
    x = 77,336,179.68/14,619.95
  6. Step 6: Final answer
    x = 5,289.77

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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.