Home / 14,309.04-19,747.49-7,937.67

Finding the Fourth Proportional to 14,309.04, 19,747.49 and 7,937.67

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Solution

The fourth proportional to 14,309.04, 19,747.49 and 7,937.67 is: 10,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.04 : 19,747.49 = 7,937.67 : x
  2. Step 2: Convert to fraction form
    14,309.04/19,747.49 = 7,937.67/x
  3. Step 3: Cross multiply
    14,309.04x = 19,747.49 × 7,937.67
  4. Step 4: Simplify right side
    14,309.04x = 156,749,019.26
  5. Step 5: Solve for x
    x = 156,749,019.26/14,309.04
  6. Step 6: Final answer
    x = 10,954.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.