Home / 14,599.14-20,128.37-9,555.36

Finding the Fourth Proportional to 14,599.14, 20,128.37 and 9,555.36

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Solution

The fourth proportional to 14,599.14, 20,128.37 and 9,555.36 is: 13,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.14 : 20,128.37 = 9,555.36 : x
  2. Step 2: Convert to fraction form
    14,599.14/20,128.37 = 9,555.36/x
  3. Step 3: Cross multiply
    14,599.14x = 20,128.37 × 9,555.36
  4. Step 4: Simplify right side
    14,599.14x = 192,333,773.79
  5. Step 5: Solve for x
    x = 192,333,773.79/14,599.14
  6. Step 6: Final answer
    x = 13,174.32

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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.