Home / 30,367.18-45,556.22-14,558.80

Finding the Fourth Proportional to 30,367.18, 45,556.22 and 14,558.80

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Solution

The fourth proportional to 30,367.18, 45,556.22 and 14,558.80 is: 21,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.18 : 45,556.22 = 14,558.80 : x
  2. Step 2: Convert to fraction form
    30,367.18/45,556.22 = 14,558.80/x
  3. Step 3: Cross multiply
    30,367.18x = 45,556.22 × 14,558.80
  4. Step 4: Simplify right side
    30,367.18x = 663,243,895.74
  5. Step 5: Solve for x
    x = 663,243,895.74/30,367.18
  6. Step 6: Final answer
    x = 21,840.81

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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.