Home / 13,187.94-19,755.41-6,158.26

Finding the Fourth Proportional to 13,187.94, 19,755.41 and 6,158.26

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Solution

The fourth proportional to 13,187.94, 19,755.41 and 6,158.26 is: 9,225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187.94 : 19,755.41 = 6,158.26 : x
  2. Step 2: Convert to fraction form
    13,187.94/19,755.41 = 6,158.26/x
  3. Step 3: Cross multiply
    13,187.94x = 19,755.41 × 6,158.26
  4. Step 4: Simplify right side
    13,187.94x = 121,658,894.10
  5. Step 5: Solve for x
    x = 121,658,894.10/13,187.94
  6. Step 6: Final answer
    x = 9,225.01

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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.