Home / 14,739.63-22,109.94-4,878.63

Finding the Fourth Proportional to 14,739.63, 22,109.94 and 4,878.63

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Solution

The fourth proportional to 14,739.63, 22,109.94 and 4,878.63 is: 7,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.63 : 22,109.94 = 4,878.63 : x
  2. Step 2: Convert to fraction form
    14,739.63/22,109.94 = 4,878.63/x
  3. Step 3: Cross multiply
    14,739.63x = 22,109.94 × 4,878.63
  4. Step 4: Simplify right side
    14,739.63x = 107,866,216.58
  5. Step 5: Solve for x
    x = 107,866,216.58/14,739.63
  6. Step 6: Final answer
    x = 7,318.11

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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.