Home / 26,151.28-39,226.59-6,430

Finding the Fourth Proportional to 26,151.28, 39,226.59 and 6,430

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Solution

The fourth proportional to 26,151.28, 39,226.59 and 6,430 is: 9,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.28 : 39,226.59 = 6,430 : x
  2. Step 2: Convert to fraction form
    26,151.28/39,226.59 = 6,430/x
  3. Step 3: Cross multiply
    26,151.28x = 39,226.59 × 6,430
  4. Step 4: Simplify right side
    26,151.28x = 252,226,973.70
  5. Step 5: Solve for x
    x = 252,226,973.70/26,151.28
  6. Step 6: Final answer
    x = 9,644.92

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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.