Home / 13,011.74-19,528.09-6,773.63

Finding the Fourth Proportional to 13,011.74, 19,528.09 and 6,773.63

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Solution

The fourth proportional to 13,011.74, 19,528.09 and 6,773.63 is: 10,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.74 : 19,528.09 = 6,773.63 : x
  2. Step 2: Convert to fraction form
    13,011.74/19,528.09 = 6,773.63/x
  3. Step 3: Cross multiply
    13,011.74x = 19,528.09 × 6,773.63
  4. Step 4: Simplify right side
    13,011.74x = 132,275,941.69
  5. Step 5: Solve for x
    x = 132,275,941.69/13,011.74
  6. Step 6: Final answer
    x = 10,165.89

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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.