Home / 19,615.44-27,068.76-10,662.66

Finding the Fourth Proportional to 19,615.44, 27,068.76 and 10,662.66

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Solution

The fourth proportional to 19,615.44, 27,068.76 and 10,662.66 is: 14,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.44 : 27,068.76 = 10,662.66 : x
  2. Step 2: Convert to fraction form
    19,615.44/27,068.76 = 10,662.66/x
  3. Step 3: Cross multiply
    19,615.44x = 27,068.76 × 10,662.66
  4. Step 4: Simplify right side
    19,615.44x = 288,624,984.50
  5. Step 5: Solve for x
    x = 288,624,984.50/19,615.44
  6. Step 6: Final answer
    x = 14,714.17

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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.