Home / 31,464.14-47,202.75-9,275.67

Finding the Fourth Proportional to 31,464.14, 47,202.75 and 9,275.67

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Solution

The fourth proportional to 31,464.14, 47,202.75 and 9,275.67 is: 13,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,464.14 : 47,202.75 = 9,275.67 : x
  2. Step 2: Convert to fraction form
    31,464.14/47,202.75 = 9,275.67/x
  3. Step 3: Cross multiply
    31,464.14x = 47,202.75 × 9,275.67
  4. Step 4: Simplify right side
    31,464.14x = 437,837,132.09
  5. Step 5: Solve for x
    x = 437,837,132.09/31,464.14
  6. Step 6: Final answer
    x = 13,915.44

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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.