Home / 13,443.64-18,504.48-9,852.28

Finding the Fourth Proportional to 13,443.64, 18,504.48 and 9,852.28

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Solution

The fourth proportional to 13,443.64, 18,504.48 and 9,852.28 is: 13,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443.64 : 18,504.48 = 9,852.28 : x
  2. Step 2: Convert to fraction form
    13,443.64/18,504.48 = 9,852.28/x
  3. Step 3: Cross multiply
    13,443.64x = 18,504.48 × 9,852.28
  4. Step 4: Simplify right side
    13,443.64x = 182,311,318.21
  5. Step 5: Solve for x
    x = 182,311,318.21/13,443.64
  6. Step 6: Final answer
    x = 13,561.16

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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.