Home / 45,800.96-68,711.28-14,210.37

Finding the Fourth Proportional to 45,800.96, 68,711.28 and 14,210.37

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Solution

The fourth proportional to 45,800.96, 68,711.28 and 14,210.37 is: 21,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.96 : 68,711.28 = 14,210.37 : x
  2. Step 2: Convert to fraction form
    45,800.96/68,711.28 = 14,210.37/x
  3. Step 3: Cross multiply
    45,800.96x = 68,711.28 × 14,210.37
  4. Step 4: Simplify right side
    45,800.96x = 976,412,711.97
  5. Step 5: Solve for x
    x = 976,412,711.97/45,800.96
  6. Step 6: Final answer
    x = 21,318.61

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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.