Home / 45,674.10-68,503.06-12,396.76

Finding the Fourth Proportional to 45,674.10, 68,503.06 and 12,396.76

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Solution

The fourth proportional to 45,674.10, 68,503.06 and 12,396.76 is: 18,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,674.10 : 68,503.06 = 12,396.76 : x
  2. Step 2: Convert to fraction form
    45,674.10/68,503.06 = 12,396.76/x
  3. Step 3: Cross multiply
    45,674.10x = 68,503.06 × 12,396.76
  4. Step 4: Simplify right side
    45,674.10x = 849,215,994.09
  5. Step 5: Solve for x
    x = 849,215,994.09/45,674.10
  6. Step 6: Final answer
    x = 18,592.94

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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.