Home / 19,549.92-26,980.32-11,166.24

Finding the Fourth Proportional to 19,549.92, 26,980.32 and 11,166.24

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Solution

The fourth proportional to 19,549.92, 26,980.32 and 11,166.24 is: 15,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.92 : 26,980.32 = 11,166.24 : x
  2. Step 2: Convert to fraction form
    19,549.92/26,980.32 = 11,166.24/x
  3. Step 3: Cross multiply
    19,549.92x = 26,980.32 × 11,166.24
  4. Step 4: Simplify right side
    19,549.92x = 301,268,728.40
  5. Step 5: Solve for x
    x = 301,268,728.40/19,549.92
  6. Step 6: Final answer
    x = 15,410.23

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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.