Home / 14,276.06-21,416.37-4,913.77

Finding the Fourth Proportional to 14,276.06, 21,416.37 and 4,913.77

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Solution

The fourth proportional to 14,276.06, 21,416.37 and 4,913.77 is: 7,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.06 : 21,416.37 = 4,913.77 : x
  2. Step 2: Convert to fraction form
    14,276.06/21,416.37 = 4,913.77/x
  3. Step 3: Cross multiply
    14,276.06x = 21,416.37 × 4,913.77
  4. Step 4: Simplify right side
    14,276.06x = 105,235,091.85
  5. Step 5: Solve for x
    x = 105,235,091.85/14,276.06
  6. Step 6: Final answer
    x = 7,371.44

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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.