Home / 30,040.88-41,455.72-16,612.24

Finding the Fourth Proportional to 30,040.88, 41,455.72 and 16,612.24

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Solution

The fourth proportional to 30,040.88, 41,455.72 and 16,612.24 is: 22,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.88 : 41,455.72 = 16,612.24 : x
  2. Step 2: Convert to fraction form
    30,040.88/41,455.72 = 16,612.24/x
  3. Step 3: Cross multiply
    30,040.88x = 41,455.72 × 16,612.24
  4. Step 4: Simplify right side
    30,040.88x = 688,672,411.59
  5. Step 5: Solve for x
    x = 688,672,411.59/30,040.88
  6. Step 6: Final answer
    x = 22,924.51

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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.