Home / 16,830.84-25,237.88-9,813.28

Finding the Fourth Proportional to 16,830.84, 25,237.88 and 9,813.28

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Solution

The fourth proportional to 16,830.84, 25,237.88 and 9,813.28 is: 14,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.84 : 25,237.88 = 9,813.28 : x
  2. Step 2: Convert to fraction form
    16,830.84/25,237.88 = 9,813.28/x
  3. Step 3: Cross multiply
    16,830.84x = 25,237.88 × 9,813.28
  4. Step 4: Simplify right side
    16,830.84x = 247,666,383.05
  5. Step 5: Solve for x
    x = 247,666,383.05/16,830.84
  6. Step 6: Final answer
    x = 14,715.03

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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.