Home / 26,459.69-39,871.59-21,882.62

Finding the Fourth Proportional to 26,459.69, 39,871.59 and 21,882.62

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Solution

The fourth proportional to 26,459.69, 39,871.59 and 21,882.62 is: 32,974.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.69 : 39,871.59 = 21,882.62 : x
  2. Step 2: Convert to fraction form
    26,459.69/39,871.59 = 21,882.62/x
  3. Step 3: Cross multiply
    26,459.69x = 39,871.59 × 21,882.62
  4. Step 4: Simplify right side
    26,459.69x = 872,494,653.41
  5. Step 5: Solve for x
    x = 872,494,653.41/26,459.69
  6. Step 6: Final answer
    x = 32,974.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.