Home / 45,797.16-68,705.57-14,206.56

Finding the Fourth Proportional to 45,797.16, 68,705.57 and 14,206.56

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Solution

The fourth proportional to 45,797.16, 68,705.57 and 14,206.56 is: 21,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,797.16 : 68,705.57 = 14,206.56 : x
  2. Step 2: Convert to fraction form
    45,797.16/68,705.57 = 14,206.56/x
  3. Step 3: Cross multiply
    45,797.16x = 68,705.57 × 14,206.56
  4. Step 4: Simplify right side
    45,797.16x = 976,069,580.41
  5. Step 5: Solve for x
    x = 976,069,580.41/45,797.16
  6. Step 6: Final answer
    x = 21,312.88

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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.