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Finding the Fourth Proportional to 17,373.40, 26,055.78 and 8,007.64

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Solution

The fourth proportional to 17,373.40, 26,055.78 and 8,007.64 is: 12,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,373.40 : 26,055.78 = 8,007.64 : x
  2. Step 2: Convert to fraction form
    17,373.40/26,055.78 = 8,007.64/x
  3. Step 3: Cross multiply
    17,373.40x = 26,055.78 × 8,007.64
  4. Step 4: Simplify right side
    17,373.40x = 208,645,306.16
  5. Step 5: Solve for x
    x = 208,645,306.16/17,373.40
  6. Step 6: Final answer
    x = 12,009.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.