Home / 31,151.01-46,737.45-19,450.56

Finding the Fourth Proportional to 31,151.01, 46,737.45 and 19,450.56

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Solution

The fourth proportional to 31,151.01, 46,737.45 and 19,450.56 is: 29,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,151.01 : 46,737.45 = 19,450.56 : x
  2. Step 2: Convert to fraction form
    31,151.01/46,737.45 = 19,450.56/x
  3. Step 3: Cross multiply
    31,151.01x = 46,737.45 × 19,450.56
  4. Step 4: Simplify right side
    31,151.01x = 909,069,575.47
  5. Step 5: Solve for x
    x = 909,069,575.47/31,151.01
  6. Step 6: Final answer
    x = 29,182.67

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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.