Home / 14,879.90-22,188.39-14,746.34

Finding the Fourth Proportional to 14,879.90, 22,188.39 and 14,746.34

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Solution

The fourth proportional to 14,879.90, 22,188.39 and 14,746.34 is: 21,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.90 : 22,188.39 = 14,746.34 : x
  2. Step 2: Convert to fraction form
    14,879.90/22,188.39 = 14,746.34/x
  3. Step 3: Cross multiply
    14,879.90x = 22,188.39 × 14,746.34
  4. Step 4: Simplify right side
    14,879.90x = 327,197,469.26
  5. Step 5: Solve for x
    x = 327,197,469.26/14,879.90
  6. Step 6: Final answer
    x = 21,989.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.