Home / 16,312.37-22,500.52-11,205.45

Finding the Fourth Proportional to 16,312.37, 22,500.52 and 11,205.45

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Solution

The fourth proportional to 16,312.37, 22,500.52 and 11,205.45 is: 15,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312.37 : 22,500.52 = 11,205.45 : x
  2. Step 2: Convert to fraction form
    16,312.37/22,500.52 = 11,205.45/x
  3. Step 3: Cross multiply
    16,312.37x = 22,500.52 × 11,205.45
  4. Step 4: Simplify right side
    16,312.37x = 252,128,423.82
  5. Step 5: Solve for x
    x = 252,128,423.82/16,312.37
  6. Step 6: Final answer
    x = 15,456.28

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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.