Home / 34,140.33-51,210.50-13,349.25

Finding the Fourth Proportional to 34,140.33, 51,210.50 and 13,349.25

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Solution

The fourth proportional to 34,140.33, 51,210.50 and 13,349.25 is: 20,023.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.33 : 51,210.50 = 13,349.25 : x
  2. Step 2: Convert to fraction form
    34,140.33/51,210.50 = 13,349.25/x
  3. Step 3: Cross multiply
    34,140.33x = 51,210.50 × 13,349.25
  4. Step 4: Simplify right side
    34,140.33x = 683,621,700.38
  5. Step 5: Solve for x
    x = 683,621,700.38/34,140.33
  6. Step 6: Final answer
    x = 20,023.88

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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.