Home / 34,087.93-51,135.39-13,045.67

Finding the Fourth Proportional to 34,087.93, 51,135.39 and 13,045.67

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Solution

The fourth proportional to 34,087.93, 51,135.39 and 13,045.67 is: 19,569.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.93 : 51,135.39 = 13,045.67 : x
  2. Step 2: Convert to fraction form
    34,087.93/51,135.39 = 13,045.67/x
  3. Step 3: Cross multiply
    34,087.93x = 51,135.39 × 13,045.67
  4. Step 4: Simplify right side
    34,087.93x = 667,095,359.34
  5. Step 5: Solve for x
    x = 667,095,359.34/34,087.93
  6. Step 6: Final answer
    x = 19,569.84

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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.