Home / 31,231.74-46,847.70-11,501.76

Finding the Fourth Proportional to 31,231.74, 46,847.70 and 11,501.76

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Solution

The fourth proportional to 31,231.74, 46,847.70 and 11,501.76 is: 17,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.74 : 46,847.70 = 11,501.76 : x
  2. Step 2: Convert to fraction form
    31,231.74/46,847.70 = 11,501.76/x
  3. Step 3: Cross multiply
    31,231.74x = 46,847.70 × 11,501.76
  4. Step 4: Simplify right side
    31,231.74x = 538,831,001.95
  5. Step 5: Solve for x
    x = 538,831,001.95/31,231.74
  6. Step 6: Final answer
    x = 17,252.67

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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.