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Finding the Fourth Proportional to 17,032.48, 25,567.27 and 12,917.48

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Solution

The fourth proportional to 17,032.48, 25,567.27 and 12,917.48 is: 19,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,032.48 : 25,567.27 = 12,917.48 : x
  2. Step 2: Convert to fraction form
    17,032.48/25,567.27 = 12,917.48/x
  3. Step 3: Cross multiply
    17,032.48x = 25,567.27 × 12,917.48
  4. Step 4: Simplify right side
    17,032.48x = 330,264,538.75
  5. Step 5: Solve for x
    x = 330,264,538.75/17,032.48
  6. Step 6: Final answer
    x = 19,390.28

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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.