Home / 45,363.23-68,037.16-13,765.67

Finding the Fourth Proportional to 45,363.23, 68,037.16 and 13,765.67

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Solution

The fourth proportional to 45,363.23, 68,037.16 and 13,765.67 is: 20,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,363.23 : 68,037.16 = 13,765.67 : x
  2. Step 2: Convert to fraction form
    45,363.23/68,037.16 = 13,765.67/x
  3. Step 3: Cross multiply
    45,363.23x = 68,037.16 × 13,765.67
  4. Step 4: Simplify right side
    45,363.23x = 936,577,092.30
  5. Step 5: Solve for x
    x = 936,577,092.30/45,363.23
  6. Step 6: Final answer
    x = 20,646.17

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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.