Home / 17,615.90-26,407.31-5,920.94

Finding the Fourth Proportional to 17,615.90, 26,407.31 and 5,920.94

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Solution

The fourth proportional to 17,615.90, 26,407.31 and 5,920.94 is: 8,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.90 : 26,407.31 = 5,920.94 : x
  2. Step 2: Convert to fraction form
    17,615.90/26,407.31 = 5,920.94/x
  3. Step 3: Cross multiply
    17,615.90x = 26,407.31 × 5,920.94
  4. Step 4: Simplify right side
    17,615.90x = 156,355,936.43
  5. Step 5: Solve for x
    x = 156,355,936.43/17,615.90
  6. Step 6: Final answer
    x = 8,875.84

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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.