Home / 25,503.47-38,228.84-18,466.03

Finding the Fourth Proportional to 25,503.47, 38,228.84 and 18,466.03

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Solution

The fourth proportional to 25,503.47, 38,228.84 and 18,466.03 is: 27,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.47 : 38,228.84 = 18,466.03 : x
  2. Step 2: Convert to fraction form
    25,503.47/38,228.84 = 18,466.03/x
  3. Step 3: Cross multiply
    25,503.47x = 38,228.84 × 18,466.03
  4. Step 4: Simplify right side
    25,503.47x = 705,934,906.31
  5. Step 5: Solve for x
    x = 705,934,906.31/25,503.47
  6. Step 6: Final answer
    x = 27,679.96

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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.