Home / 34,057.56-47,005.07-19,907.67

Finding the Fourth Proportional to 34,057.56, 47,005.07 and 19,907.67

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Solution

The fourth proportional to 34,057.56, 47,005.07 and 19,907.67 is: 27,475.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.56 : 47,005.07 = 19,907.67 : x
  2. Step 2: Convert to fraction form
    34,057.56/47,005.07 = 19,907.67/x
  3. Step 3: Cross multiply
    34,057.56x = 47,005.07 × 19,907.67
  4. Step 4: Simplify right side
    34,057.56x = 935,761,421.89
  5. Step 5: Solve for x
    x = 935,761,421.89/34,057.56
  6. Step 6: Final answer
    x = 27,475.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.