Home / 15,649.77-23,475.73-6,289.79

Finding the Fourth Proportional to 15,649.77, 23,475.73 and 6,289.79

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Solution

The fourth proportional to 15,649.77, 23,475.73 and 6,289.79 is: 9,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.77 : 23,475.73 = 6,289.79 : x
  2. Step 2: Convert to fraction form
    15,649.77/23,475.73 = 6,289.79/x
  3. Step 3: Cross multiply
    15,649.77x = 23,475.73 × 6,289.79
  4. Step 4: Simplify right side
    15,649.77x = 147,657,422.54
  5. Step 5: Solve for x
    x = 147,657,422.54/15,649.77
  6. Step 6: Final answer
    x = 9,435.12

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1.5x scale

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.