Home / 30,722.46-42,396.53-17,293.67

Finding the Fourth Proportional to 30,722.46, 42,396.53 and 17,293.67

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Solution

The fourth proportional to 30,722.46, 42,396.53 and 17,293.67 is: 23,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,722.46 : 42,396.53 = 17,293.67 : x
  2. Step 2: Convert to fraction form
    30,722.46/42,396.53 = 17,293.67/x
  3. Step 3: Cross multiply
    30,722.46x = 42,396.53 × 17,293.67
  4. Step 4: Simplify right side
    30,722.46x = 733,191,618.49
  5. Step 5: Solve for x
    x = 733,191,618.49/30,722.46
  6. Step 6: Final answer
    x = 23,865.00

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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.