Home / 14,811.78-22,216.74-4,950.21

Finding the Fourth Proportional to 14,811.78, 22,216.74 and 4,950.21

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Solution

The fourth proportional to 14,811.78, 22,216.74 and 4,950.21 is: 7,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.78 : 22,216.74 = 4,950.21 : x
  2. Step 2: Convert to fraction form
    14,811.78/22,216.74 = 4,950.21/x
  3. Step 3: Cross multiply
    14,811.78x = 22,216.74 × 4,950.21
  4. Step 4: Simplify right side
    14,811.78x = 109,977,528.52
  5. Step 5: Solve for x
    x = 109,977,528.52/14,811.78
  6. Step 6: Final answer
    x = 7,425.00

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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.