Home / 23,120.04-34,665.48-12,739.08

Finding the Fourth Proportional to 23,120.04, 34,665.48 and 12,739.08

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Solution

The fourth proportional to 23,120.04, 34,665.48 and 12,739.08 is: 19,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.04 : 34,665.48 = 12,739.08 : x
  2. Step 2: Convert to fraction form
    23,120.04/34,665.48 = 12,739.08/x
  3. Step 3: Cross multiply
    23,120.04x = 34,665.48 × 12,739.08
  4. Step 4: Simplify right side
    23,120.04x = 441,606,322.96
  5. Step 5: Solve for x
    x = 441,606,322.96/23,120.04
  6. Step 6: Final answer
    x = 19,100.59

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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.