Home / 39,427.63-59,141.46-11,725.63

Finding the Fourth Proportional to 39,427.63, 59,141.46 and 11,725.63

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Solution

The fourth proportional to 39,427.63, 59,141.46 and 11,725.63 is: 17,588.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.63 : 59,141.46 = 11,725.63 : x
  2. Step 2: Convert to fraction form
    39,427.63/59,141.46 = 11,725.63/x
  3. Step 3: Cross multiply
    39,427.63x = 59,141.46 × 11,725.63
  4. Step 4: Simplify right side
    39,427.63x = 693,470,877.62
  5. Step 5: Solve for x
    x = 693,470,877.62/39,427.63
  6. Step 6: Final answer
    x = 17,588.45

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Double scale
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Similar ratio
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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.