Home / 38,700.10-58,053.21-16,513.66

Finding the Fourth Proportional to 38,700.10, 58,053.21 and 16,513.66

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Solution

The fourth proportional to 38,700.10, 58,053.21 and 16,513.66 is: 24,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.10 : 58,053.21 = 16,513.66 : x
  2. Step 2: Convert to fraction form
    38,700.10/58,053.21 = 16,513.66/x
  3. Step 3: Cross multiply
    38,700.10x = 58,053.21 × 16,513.66
  4. Step 4: Simplify right side
    38,700.10x = 958,670,971.85
  5. Step 5: Solve for x
    x = 958,670,971.85/38,700.10
  6. Step 6: Final answer
    x = 24,771.80

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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.