Home / 30,073.45-41,502.05-16,462.79

Finding the Fourth Proportional to 30,073.45, 41,502.05 and 16,462.79

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Solution

The fourth proportional to 30,073.45, 41,502.05 and 16,462.79 is: 22,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073.45 : 41,502.05 = 16,462.79 : x
  2. Step 2: Convert to fraction form
    30,073.45/41,502.05 = 16,462.79/x
  3. Step 3: Cross multiply
    30,073.45x = 41,502.05 × 16,462.79
  4. Step 4: Simplify right side
    30,073.45x = 683,239,648.41
  5. Step 5: Solve for x
    x = 683,239,648.41/30,073.45
  6. Step 6: Final answer
    x = 22,719.03

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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.