Home / 22,281.35-30,751.04-12,852.95

Finding the Fourth Proportional to 22,281.35, 30,751.04 and 12,852.95

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Solution

The fourth proportional to 22,281.35, 30,751.04 and 12,852.95 is: 17,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.35 : 30,751.04 = 12,852.95 : x
  2. Step 2: Convert to fraction form
    22,281.35/30,751.04 = 12,852.95/x
  3. Step 3: Cross multiply
    22,281.35x = 30,751.04 × 12,852.95
  4. Step 4: Simplify right side
    22,281.35x = 395,241,457.95
  5. Step 5: Solve for x
    x = 395,241,457.95/22,281.35
  6. Step 6: Final answer
    x = 17,738.67

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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.