Home / 14,325.84-19,771.08-9,619.92

Finding the Fourth Proportional to 14,325.84, 19,771.08 and 9,619.92

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Solution

The fourth proportional to 14,325.84, 19,771.08 and 9,619.92 is: 13,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.84 : 19,771.08 = 9,619.92 : x
  2. Step 2: Convert to fraction form
    14,325.84/19,771.08 = 9,619.92/x
  3. Step 3: Cross multiply
    14,325.84x = 19,771.08 × 9,619.92
  4. Step 4: Simplify right side
    14,325.84x = 190,196,207.91
  5. Step 5: Solve for x
    x = 190,196,207.91/14,325.84
  6. Step 6: Final answer
    x = 13,276.44

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1.5x scale

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.