Home / 45,401.90-68,113.74-14,237.14

Finding the Fourth Proportional to 45,401.90, 68,113.74 and 14,237.14

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Solution

The fourth proportional to 45,401.90, 68,113.74 and 14,237.14 is: 21,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,401.90 : 68,113.74 = 14,237.14 : x
  2. Step 2: Convert to fraction form
    45,401.90/68,113.74 = 14,237.14/x
  3. Step 3: Cross multiply
    45,401.90x = 68,113.74 × 14,237.14
  4. Step 4: Simplify right side
    45,401.90x = 969,744,852.30
  5. Step 5: Solve for x
    x = 969,744,852.30/45,401.90
  6. Step 6: Final answer
    x = 21,359.12

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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.