Home / 25,929.84-38,909.85-10,936.02

Finding the Fourth Proportional to 25,929.84, 38,909.85 and 10,936.02

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Solution

The fourth proportional to 25,929.84, 38,909.85 and 10,936.02 is: 16,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.84 : 38,909.85 = 10,936.02 : x
  2. Step 2: Convert to fraction form
    25,929.84/38,909.85 = 10,936.02/x
  3. Step 3: Cross multiply
    25,929.84x = 38,909.85 × 10,936.02
  4. Step 4: Simplify right side
    25,929.84x = 425,518,897.80
  5. Step 5: Solve for x
    x = 425,518,897.80/25,929.84
  6. Step 6: Final answer
    x = 16,410.39

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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.