Home / 14,052.38-19,392.36-7,764.76

Finding the Fourth Proportional to 14,052.38, 19,392.36 and 7,764.76

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Solution

The fourth proportional to 14,052.38, 19,392.36 and 7,764.76 is: 10,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.38 : 19,392.36 = 7,764.76 : x
  2. Step 2: Convert to fraction form
    14,052.38/19,392.36 = 7,764.76/x
  3. Step 3: Cross multiply
    14,052.38x = 19,392.36 × 7,764.76
  4. Step 4: Simplify right side
    14,052.38x = 150,576,924.27
  5. Step 5: Solve for x
    x = 150,576,924.27/14,052.38
  6. Step 6: Final answer
    x = 10,715.40

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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.