Home / 26,064.04-39,150.21-21,072.05

Finding the Fourth Proportional to 26,064.04, 39,150.21 and 21,072.05

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Solution

The fourth proportional to 26,064.04, 39,150.21 and 21,072.05 is: 31,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,064.04 : 39,150.21 = 21,072.05 : x
  2. Step 2: Convert to fraction form
    26,064.04/39,150.21 = 21,072.05/x
  3. Step 3: Cross multiply
    26,064.04x = 39,150.21 × 21,072.05
  4. Step 4: Simplify right side
    26,064.04x = 824,975,182.63
  5. Step 5: Solve for x
    x = 824,975,182.63/26,064.04
  6. Step 6: Final answer
    x = 31,651.85

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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.