Home / 25,564.44-38,167.35-21,628.92

Finding the Fourth Proportional to 25,564.44, 38,167.35 and 21,628.92

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Solution

The fourth proportional to 25,564.44, 38,167.35 and 21,628.92 is: 32,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.44 : 38,167.35 = 21,628.92 : x
  2. Step 2: Convert to fraction form
    25,564.44/38,167.35 = 21,628.92/x
  3. Step 3: Cross multiply
    25,564.44x = 38,167.35 × 21,628.92
  4. Step 4: Simplify right side
    25,564.44x = 825,518,559.76
  5. Step 5: Solve for x
    x = 825,518,559.76/25,564.44
  6. Step 6: Final answer
    x = 32,291.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.