Home / 45,637.93-68,457.03-14,047.75

Finding the Fourth Proportional to 45,637.93, 68,457.03 and 14,047.75

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Solution

The fourth proportional to 45,637.93, 68,457.03 and 14,047.75 is: 21,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.93 : 68,457.03 = 14,047.75 : x
  2. Step 2: Convert to fraction form
    45,637.93/68,457.03 = 14,047.75/x
  3. Step 3: Cross multiply
    45,637.93x = 68,457.03 × 14,047.75
  4. Step 4: Simplify right side
    45,637.93x = 961,667,243.18
  5. Step 5: Solve for x
    x = 961,667,243.18/45,637.93
  6. Step 6: Final answer
    x = 21,071.67

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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.