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Finding the Fourth Proportional to 17,807.16, 26,707.80 and 5,960.16

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Solution

The fourth proportional to 17,807.16, 26,707.80 and 5,960.16 is: 8,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.16 : 26,707.80 = 5,960.16 : x
  2. Step 2: Convert to fraction form
    17,807.16/26,707.80 = 5,960.16/x
  3. Step 3: Cross multiply
    17,807.16x = 26,707.80 × 5,960.16
  4. Step 4: Simplify right side
    17,807.16x = 159,182,761.25
  5. Step 5: Solve for x
    x = 159,182,761.25/17,807.16
  6. Step 6: Final answer
    x = 8,939.26

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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.