Home / 25,152.12-34,719.84-16,200

Finding the Fourth Proportional to 25,152.12, 34,719.84 and 16,200

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Solution

The fourth proportional to 25,152.12, 34,719.84 and 16,200 is: 22,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.12 : 34,719.84 = 16,200 : x
  2. Step 2: Convert to fraction form
    25,152.12/34,719.84 = 16,200/x
  3. Step 3: Cross multiply
    25,152.12x = 34,719.84 × 16,200
  4. Step 4: Simplify right side
    25,152.12x = 562,461,408
  5. Step 5: Solve for x
    x = 562,461,408/25,152.12
  6. Step 6: Final answer
    x = 22,362.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.