Home / 12,627.40-17,424.54-7,323.88

Finding the Fourth Proportional to 12,627.40, 17,424.54 and 7,323.88

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Solution

The fourth proportional to 12,627.40, 17,424.54 and 7,323.88 is: 10,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.40 : 17,424.54 = 7,323.88 : x
  2. Step 2: Convert to fraction form
    12,627.40/17,424.54 = 7,323.88/x
  3. Step 3: Cross multiply
    12,627.40x = 17,424.54 × 7,323.88
  4. Step 4: Simplify right side
    12,627.40x = 127,615,240.02
  5. Step 5: Solve for x
    x = 127,615,240.02/12,627.40
  6. Step 6: Final answer
    x = 10,106.22

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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.