Home / 19,739.42-29,614.63-10,980.48

Finding the Fourth Proportional to 19,739.42, 29,614.63 and 10,980.48

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Solution

The fourth proportional to 19,739.42, 29,614.63 and 10,980.48 is: 16,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739.42 : 29,614.63 = 10,980.48 : x
  2. Step 2: Convert to fraction form
    19,739.42/29,614.63 = 10,980.48/x
  3. Step 3: Cross multiply
    19,739.42x = 29,614.63 × 10,980.48
  4. Step 4: Simplify right side
    19,739.42x = 325,182,852.42
  5. Step 5: Solve for x
    x = 325,182,852.42/19,739.42
  6. Step 6: Final answer
    x = 16,473.78

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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.