Home / 13,444.07-18,554.94-13,007.00

Finding the Fourth Proportional to 13,444.07, 18,554.94 and 13,007.00

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Solution

The fourth proportional to 13,444.07, 18,554.94 and 13,007.00 is: 17,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.07 : 18,554.94 = 13,007.00 : x
  2. Step 2: Convert to fraction form
    13,444.07/18,554.94 = 13,007.00/x
  3. Step 3: Cross multiply
    13,444.07x = 18,554.94 × 13,007.00
  4. Step 4: Simplify right side
    13,444.07x = 241,344,150.97
  5. Step 5: Solve for x
    x = 241,344,150.97/13,444.07
  6. Step 6: Final answer
    x = 17,951.72

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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.