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Finding the Fourth Proportional to 26,380.99, 39,574.47 and 26,380.99

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Solution

The fourth proportional to 26,380.99, 39,574.47 and 26,380.99 is: 39,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.99 : 39,574.47 = 26,380.99 : x
  2. Step 2: Convert to fraction form
    26,380.99/39,574.47 = 26,380.99/x
  3. Step 3: Cross multiply
    26,380.99x = 39,574.47 × 26,380.99
  4. Step 4: Simplify right side
    26,380.99x = 1,044,013,845.72
  5. Step 5: Solve for x
    x = 1,044,013,845.72/26,380.99
  6. Step 6: Final answer
    x = 39,574.47

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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.