Home / 31,276.10-46,917.23-9,089.67

Finding the Fourth Proportional to 31,276.10, 46,917.23 and 9,089.67

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Solution

The fourth proportional to 31,276.10, 46,917.23 and 9,089.67 is: 13,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.10 : 46,917.23 = 9,089.67 : x
  2. Step 2: Convert to fraction form
    31,276.10/46,917.23 = 9,089.67/x
  3. Step 3: Cross multiply
    31,276.10x = 46,917.23 × 9,089.67
  4. Step 4: Simplify right side
    31,276.10x = 426,462,138.01
  5. Step 5: Solve for x
    x = 426,462,138.01/31,276.10
  6. Step 6: Final answer
    x = 13,635.40

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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.