Home / 39,347.69-54,290.18-25,219.67

Finding the Fourth Proportional to 39,347.69, 54,290.18 and 25,219.67

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Solution

The fourth proportional to 39,347.69, 54,290.18 and 25,219.67 is: 34,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,347.69 : 54,290.18 = 25,219.67 : x
  2. Step 2: Convert to fraction form
    39,347.69/54,290.18 = 25,219.67/x
  3. Step 3: Cross multiply
    39,347.69x = 54,290.18 × 25,219.67
  4. Step 4: Simplify right side
    39,347.69x = 1,369,180,215.44
  5. Step 5: Solve for x
    x = 1,369,180,215.44/39,347.69
  6. Step 6: Final answer
    x = 34,796.97

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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.