Home / 14,887.51-20,544.80-8,599.89

Finding the Fourth Proportional to 14,887.51, 20,544.80 and 8,599.89

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Solution

The fourth proportional to 14,887.51, 20,544.80 and 8,599.89 is: 11,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,887.51 : 20,544.80 = 8,599.89 : x
  2. Step 2: Convert to fraction form
    14,887.51/20,544.80 = 8,599.89/x
  3. Step 3: Cross multiply
    14,887.51x = 20,544.80 × 8,599.89
  4. Step 4: Simplify right side
    14,887.51x = 176,683,020.07
  5. Step 5: Solve for x
    x = 176,683,020.07/14,887.51
  6. Step 6: Final answer
    x = 11,867.87

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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.