Home / 17,582.72-26,428.36-11,776.64

Finding the Fourth Proportional to 17,582.72, 26,428.36 and 11,776.64

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Solution

The fourth proportional to 17,582.72, 26,428.36 and 11,776.64 is: 17,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,582.72 : 26,428.36 = 11,776.64 : x
  2. Step 2: Convert to fraction form
    17,582.72/26,428.36 = 11,776.64/x
  3. Step 3: Cross multiply
    17,582.72x = 26,428.36 × 11,776.64
  4. Step 4: Simplify right side
    17,582.72x = 311,237,281.51
  5. Step 5: Solve for x
    x = 311,237,281.51/17,582.72
  6. Step 6: Final answer
    x = 17,701.32

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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.