Home / 44,138.80-66,216.39-14,558.71

Finding the Fourth Proportional to 44,138.80, 66,216.39 and 14,558.71

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Solution

The fourth proportional to 44,138.80, 66,216.39 and 14,558.71 is: 21,840.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,138.80 : 66,216.39 = 14,558.71 : x
  2. Step 2: Convert to fraction form
    44,138.80/66,216.39 = 14,558.71/x
  3. Step 3: Cross multiply
    44,138.80x = 66,216.39 × 14,558.71
  4. Step 4: Simplify right side
    44,138.80x = 964,025,219.26
  5. Step 5: Solve for x
    x = 964,025,219.26/44,138.80
  6. Step 6: Final answer
    x = 21,840.77

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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.