Home / 42,024-63,036-17,400

Finding the Fourth Proportional to 42,024, 63,036 and 17,400

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Solution

The fourth proportional to 42,024, 63,036 and 17,400 is: 26,100

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,024 : 63,036 = 17,400 : x
  2. Step 2: Convert to fraction form
    42,024/63,036 = 17,400/x
  3. Step 3: Cross multiply
    42,024x = 63,036 × 17,400
  4. Step 4: Simplify right side
    42,024x = 1,096,826,400
  5. Step 5: Solve for x
    x = 1,096,826,400/42,024
  6. Step 6: Final answer
    x = 26,100

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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.