Home / 34,538.38-51,807.56-13,776.46

Finding the Fourth Proportional to 34,538.38, 51,807.56 and 13,776.46

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Solution

The fourth proportional to 34,538.38, 51,807.56 and 13,776.46 is: 20,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,538.38 : 51,807.56 = 13,776.46 : x
  2. Step 2: Convert to fraction form
    34,538.38/51,807.56 = 13,776.46/x
  3. Step 3: Cross multiply
    34,538.38x = 51,807.56 × 13,776.46
  4. Step 4: Simplify right side
    34,538.38x = 713,724,778.04
  5. Step 5: Solve for x
    x = 713,724,778.04/34,538.38
  6. Step 6: Final answer
    x = 20,664.69

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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.