Home / 31,551.12-47,334.24-10,774.08

Finding the Fourth Proportional to 31,551.12, 47,334.24 and 10,774.08

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Solution

The fourth proportional to 31,551.12, 47,334.24 and 10,774.08 is: 16,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551.12 : 47,334.24 = 10,774.08 : x
  2. Step 2: Convert to fraction form
    31,551.12/47,334.24 = 10,774.08/x
  3. Step 3: Cross multiply
    31,551.12x = 47,334.24 × 10,774.08
  4. Step 4: Simplify right side
    31,551.12x = 509,982,888.50
  5. Step 5: Solve for x
    x = 509,982,888.50/31,551.12
  6. Step 6: Final answer
    x = 16,163.70

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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.