Home / 39,493.08-59,239.92-9,911.06

Finding the Fourth Proportional to 39,493.08, 59,239.92 and 9,911.06

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Solution

The fourth proportional to 39,493.08, 59,239.92 and 9,911.06 is: 14,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.08 : 59,239.92 = 9,911.06 : x
  2. Step 2: Convert to fraction form
    39,493.08/59,239.92 = 9,911.06/x
  3. Step 3: Cross multiply
    39,493.08x = 59,239.92 × 9,911.06
  4. Step 4: Simplify right side
    39,493.08x = 587,130,401.52
  5. Step 5: Solve for x
    x = 587,130,401.52/39,493.08
  6. Step 6: Final answer
    x = 14,866.67

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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.