Home / 16,688.87-25,039.08-9,674.98

Finding the Fourth Proportional to 16,688.87, 25,039.08 and 9,674.98

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Solution

The fourth proportional to 16,688.87, 25,039.08 and 9,674.98 is: 14,515.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.87 : 25,039.08 = 9,674.98 : x
  2. Step 2: Convert to fraction form
    16,688.87/25,039.08 = 9,674.98/x
  3. Step 3: Cross multiply
    16,688.87x = 25,039.08 × 9,674.98
  4. Step 4: Simplify right side
    16,688.87x = 242,252,598.22
  5. Step 5: Solve for x
    x = 242,252,598.22/16,688.87
  6. Step 6: Final answer
    x = 14,515.82

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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.