Home / 19,646.35-29,318.58-17,544.40

Finding the Fourth Proportional to 19,646.35, 29,318.58 and 17,544.40

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Solution

The fourth proportional to 19,646.35, 29,318.58 and 17,544.40 is: 26,181.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.35 : 29,318.58 = 17,544.40 : x
  2. Step 2: Convert to fraction form
    19,646.35/29,318.58 = 17,544.40/x
  3. Step 3: Cross multiply
    19,646.35x = 29,318.58 × 17,544.40
  4. Step 4: Simplify right side
    19,646.35x = 514,376,871.00
  5. Step 5: Solve for x
    x = 514,376,871.00/19,646.35
  6. Step 6: Final answer
    x = 26,181.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.