Home / 17,802.84-26,721.60-8,575.32

Finding the Fourth Proportional to 17,802.84, 26,721.60 and 8,575.32

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Solution

The fourth proportional to 17,802.84, 26,721.60 and 8,575.32 is: 12,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,802.84 : 26,721.60 = 8,575.32 : x
  2. Step 2: Convert to fraction form
    17,802.84/26,721.60 = 8,575.32/x
  3. Step 3: Cross multiply
    17,802.84x = 26,721.60 × 8,575.32
  4. Step 4: Simplify right side
    17,802.84x = 229,146,270.91
  5. Step 5: Solve for x
    x = 229,146,270.91/17,802.84
  6. Step 6: Final answer
    x = 12,871.33

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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.