Home / 12,011.46-16,567.47-11,020.02

Finding the Fourth Proportional to 12,011.46, 16,567.47 and 11,020.02

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Solution

The fourth proportional to 12,011.46, 16,567.47 and 11,020.02 is: 15,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.46 : 16,567.47 = 11,020.02 : x
  2. Step 2: Convert to fraction form
    12,011.46/16,567.47 = 11,020.02/x
  3. Step 3: Cross multiply
    12,011.46x = 16,567.47 × 11,020.02
  4. Step 4: Simplify right side
    12,011.46x = 182,573,850.75
  5. Step 5: Solve for x
    x = 182,573,850.75/12,011.46
  6. Step 6: Final answer
    x = 15,199.97

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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.