Home / 14,588.75-20,133.42-8,301.13

Finding the Fourth Proportional to 14,588.75, 20,133.42 and 8,301.13

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Solution

The fourth proportional to 14,588.75, 20,133.42 and 8,301.13 is: 11,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.75 : 20,133.42 = 8,301.13 : x
  2. Step 2: Convert to fraction form
    14,588.75/20,133.42 = 8,301.13/x
  3. Step 3: Cross multiply
    14,588.75x = 20,133.42 × 8,301.13
  4. Step 4: Simplify right side
    14,588.75x = 167,130,136.76
  5. Step 5: Solve for x
    x = 167,130,136.76/14,588.75
  6. Step 6: Final answer
    x = 11,456.10

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Double scale
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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.