Home / 14,415.95-21,623.15-5,535.54

Finding the Fourth Proportional to 14,415.95, 21,623.15 and 5,535.54

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Solution

The fourth proportional to 14,415.95, 21,623.15 and 5,535.54 is: 8,303.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.95 : 21,623.15 = 5,535.54 : x
  2. Step 2: Convert to fraction form
    14,415.95/21,623.15 = 5,535.54/x
  3. Step 3: Cross multiply
    14,415.95x = 21,623.15 × 5,535.54
  4. Step 4: Simplify right side
    14,415.95x = 119,695,825.59
  5. Step 5: Solve for x
    x = 119,695,825.59/14,415.95
  6. Step 6: Final answer
    x = 8,303.01

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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.