Home / 23,476.81-32,398-12,866.69

Finding the Fourth Proportional to 23,476.81, 32,398 and 12,866.69

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Solution

The fourth proportional to 23,476.81, 32,398 and 12,866.69 is: 17,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,476.81 : 32,398 = 12,866.69 : x
  2. Step 2: Convert to fraction form
    23,476.81/32,398 = 12,866.69/x
  3. Step 3: Cross multiply
    23,476.81x = 32,398 × 12,866.69
  4. Step 4: Simplify right side
    23,476.81x = 416,855,022.62
  5. Step 5: Solve for x
    x = 416,855,022.62/23,476.81
  6. Step 6: Final answer
    x = 17,756.03

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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.