Home / 14,165.95-19,549.34-7,879.27

Finding the Fourth Proportional to 14,165.95, 19,549.34 and 7,879.27

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Solution

The fourth proportional to 14,165.95, 19,549.34 and 7,879.27 is: 10,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.95 : 19,549.34 = 7,879.27 : x
  2. Step 2: Convert to fraction form
    14,165.95/19,549.34 = 7,879.27/x
  3. Step 3: Cross multiply
    14,165.95x = 19,549.34 × 7,879.27
  4. Step 4: Simplify right side
    14,165.95x = 154,034,528.18
  5. Step 5: Solve for x
    x = 154,034,528.18/14,165.95
  6. Step 6: Final answer
    x = 10,873.58

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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.