Home / 19,473.16-29,195.34-7,777.48

Finding the Fourth Proportional to 19,473.16, 29,195.34 and 7,777.48

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Solution

The fourth proportional to 19,473.16, 29,195.34 and 7,777.48 is: 11,660.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.16 : 29,195.34 = 7,777.48 : x
  2. Step 2: Convert to fraction form
    19,473.16/29,195.34 = 7,777.48/x
  3. Step 3: Cross multiply
    19,473.16x = 29,195.34 × 7,777.48
  4. Step 4: Simplify right side
    19,473.16x = 227,066,172.94
  5. Step 5: Solve for x
    x = 227,066,172.94/19,473.16
  6. Step 6: Final answer
    x = 11,660.47

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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.