Home / 30,757.24-42,444.99-16,610.08

Finding the Fourth Proportional to 30,757.24, 42,444.99 and 16,610.08

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Solution

The fourth proportional to 30,757.24, 42,444.99 and 16,610.08 is: 22,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757.24 : 42,444.99 = 16,610.08 : x
  2. Step 2: Convert to fraction form
    30,757.24/42,444.99 = 16,610.08/x
  3. Step 3: Cross multiply
    30,757.24x = 42,444.99 × 16,610.08
  4. Step 4: Simplify right side
    30,757.24x = 705,014,596.45
  5. Step 5: Solve for x
    x = 705,014,596.45/30,757.24
  6. Step 6: Final answer
    x = 22,921.91

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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.