Home / 28,997.69-40,014.92-17,058.72

Finding the Fourth Proportional to 28,997.69, 40,014.92 and 17,058.72

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Solution

The fourth proportional to 28,997.69, 40,014.92 and 17,058.72 is: 23,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.69 : 40,014.92 = 17,058.72 : x
  2. Step 2: Convert to fraction form
    28,997.69/40,014.92 = 17,058.72/x
  3. Step 3: Cross multiply
    28,997.69x = 40,014.92 × 17,058.72
  4. Step 4: Simplify right side
    28,997.69x = 682,603,316.10
  5. Step 5: Solve for x
    x = 682,603,316.10/28,997.69
  6. Step 6: Final answer
    x = 23,539.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.