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Finding the Fourth Proportional to 17,893.48, 26,840.22 and 4,746.88

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Solution

The fourth proportional to 17,893.48, 26,840.22 and 4,746.88 is: 7,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.48 : 26,840.22 = 4,746.88 : x
  2. Step 2: Convert to fraction form
    17,893.48/26,840.22 = 4,746.88/x
  3. Step 3: Cross multiply
    17,893.48x = 26,840.22 × 4,746.88
  4. Step 4: Simplify right side
    17,893.48x = 127,407,303.51
  5. Step 5: Solve for x
    x = 127,407,303.51/17,893.48
  6. Step 6: Final answer
    x = 7,120.32

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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.