Home / 11,681.55-17,528.70-5,444.52

Finding the Fourth Proportional to 11,681.55, 17,528.70 and 5,444.52

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Solution

The fourth proportional to 11,681.55, 17,528.70 and 5,444.52 is: 8,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.55 : 17,528.70 = 5,444.52 : x
  2. Step 2: Convert to fraction form
    11,681.55/17,528.70 = 5,444.52/x
  3. Step 3: Cross multiply
    11,681.55x = 17,528.70 × 5,444.52
  4. Step 4: Simplify right side
    11,681.55x = 95,435,312.41
  5. Step 5: Solve for x
    x = 95,435,312.41/11,681.55
  6. Step 6: Final answer
    x = 8,169.75

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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.