Home / 19,790.17-29,682.51-4,998.18

Finding the Fourth Proportional to 19,790.17, 29,682.51 and 4,998.18

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Solution

The fourth proportional to 19,790.17, 29,682.51 and 4,998.18 is: 7,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790.17 : 29,682.51 = 4,998.18 : x
  2. Step 2: Convert to fraction form
    19,790.17/29,682.51 = 4,998.18/x
  3. Step 3: Cross multiply
    19,790.17x = 29,682.51 × 4,998.18
  4. Step 4: Simplify right side
    19,790.17x = 148,358,527.83
  5. Step 5: Solve for x
    x = 148,358,527.83/19,790.17
  6. Step 6: Final answer
    x = 7,496.58

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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.