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Finding the Fourth Proportional to 26,339.69, 39,522.90 and 14,503.16

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Solution

The fourth proportional to 26,339.69, 39,522.90 and 14,503.16 is: 21,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.69 : 39,522.90 = 14,503.16 : x
  2. Step 2: Convert to fraction form
    26,339.69/39,522.90 = 14,503.16/x
  3. Step 3: Cross multiply
    26,339.69x = 39,522.90 × 14,503.16
  4. Step 4: Simplify right side
    26,339.69x = 573,206,942.36
  5. Step 5: Solve for x
    x = 573,206,942.36/26,339.69
  6. Step 6: Final answer
    x = 21,762.10

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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.