Home / 14,600.85-20,158.29-11,588.28

Finding the Fourth Proportional to 14,600.85, 20,158.29 and 11,588.28

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Solution

The fourth proportional to 14,600.85, 20,158.29 and 11,588.28 is: 15,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.85 : 20,158.29 = 11,588.28 : x
  2. Step 2: Convert to fraction form
    14,600.85/20,158.29 = 11,588.28/x
  3. Step 3: Cross multiply
    14,600.85x = 20,158.29 × 11,588.28
  4. Step 4: Simplify right side
    14,600.85x = 233,599,908.84
  5. Step 5: Solve for x
    x = 233,599,908.84/14,600.85
  6. Step 6: Final answer
    x = 15,999.06

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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.