Home / 20,466.18-28,228.19-14,094.81

Finding the Fourth Proportional to 20,466.18, 28,228.19 and 14,094.81

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Solution

The fourth proportional to 20,466.18, 28,228.19 and 14,094.81 is: 19,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,466.18 : 28,228.19 = 14,094.81 : x
  2. Step 2: Convert to fraction form
    20,466.18/28,228.19 = 14,094.81/x
  3. Step 3: Cross multiply
    20,466.18x = 28,228.19 × 14,094.81
  4. Step 4: Simplify right side
    20,466.18x = 397,870,904.22
  5. Step 5: Solve for x
    x = 397,870,904.22/20,466.18
  6. Step 6: Final answer
    x = 19,440.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.