Home / 39,136.91-58,657.25-18,047.67

Finding the Fourth Proportional to 39,136.91, 58,657.25 and 18,047.67

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Solution

The fourth proportional to 39,136.91, 58,657.25 and 18,047.67 is: 27,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.91 : 58,657.25 = 18,047.67 : x
  2. Step 2: Convert to fraction form
    39,136.91/58,657.25 = 18,047.67/x
  3. Step 3: Cross multiply
    39,136.91x = 58,657.25 × 18,047.67
  4. Step 4: Simplify right side
    39,136.91x = 1,058,626,903.32
  5. Step 5: Solve for x
    x = 1,058,626,903.32/39,136.91
  6. Step 6: Final answer
    x = 27,049.32

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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.