Home / 39,764.08-59,609.04-13,450.51

Finding the Fourth Proportional to 39,764.08, 59,609.04 and 13,450.51

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Solution

The fourth proportional to 39,764.08, 59,609.04 and 13,450.51 is: 20,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.08 : 59,609.04 = 13,450.51 : x
  2. Step 2: Convert to fraction form
    39,764.08/59,609.04 = 13,450.51/x
  3. Step 3: Cross multiply
    39,764.08x = 59,609.04 × 13,450.51
  4. Step 4: Simplify right side
    39,764.08x = 801,771,988.61
  5. Step 5: Solve for x
    x = 801,771,988.61/39,764.08
  6. Step 6: Final answer
    x = 20,163.22

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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.