Home / 14,216.04-21,295.50-7,078.77

Finding the Fourth Proportional to 14,216.04, 21,295.50 and 7,078.77

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Solution

The fourth proportional to 14,216.04, 21,295.50 and 7,078.77 is: 10,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.04 : 21,295.50 = 7,078.77 : x
  2. Step 2: Convert to fraction form
    14,216.04/21,295.50 = 7,078.77/x
  3. Step 3: Cross multiply
    14,216.04x = 21,295.50 × 7,078.77
  4. Step 4: Simplify right side
    14,216.04x = 150,745,946.54
  5. Step 5: Solve for x
    x = 150,745,946.54/14,216.04
  6. Step 6: Final answer
    x = 10,603.93

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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.