Home / 22,120.34-30,525.65-12,048.67

Finding the Fourth Proportional to 22,120.34, 30,525.65 and 12,048.67

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Solution

The fourth proportional to 22,120.34, 30,525.65 and 12,048.67 is: 16,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.34 : 30,525.65 = 12,048.67 : x
  2. Step 2: Convert to fraction form
    22,120.34/30,525.65 = 12,048.67/x
  3. Step 3: Cross multiply
    22,120.34x = 30,525.65 × 12,048.67
  4. Step 4: Simplify right side
    22,120.34x = 367,793,392.01
  5. Step 5: Solve for x
    x = 367,793,392.01/22,120.34
  6. Step 6: Final answer
    x = 16,626.93

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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.