Home / 45,977.34-68,966.87-12,698.29

Finding the Fourth Proportional to 45,977.34, 68,966.87 and 12,698.29

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Solution

The fourth proportional to 45,977.34, 68,966.87 and 12,698.29 is: 19,047.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.34 : 68,966.87 = 12,698.29 : x
  2. Step 2: Convert to fraction form
    45,977.34/68,966.87 = 12,698.29/x
  3. Step 3: Cross multiply
    45,977.34x = 68,966.87 × 12,698.29
  4. Step 4: Simplify right side
    45,977.34x = 875,761,110.32
  5. Step 5: Solve for x
    x = 875,761,110.32/45,977.34
  6. Step 6: Final answer
    x = 19,047.67

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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.