Home / 56,013.73-84,011.58-18,572.29

Finding the Fourth Proportional to 56,013.73, 84,011.58 and 18,572.29

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Solution

The fourth proportional to 56,013.73, 84,011.58 and 18,572.29 is: 27,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,013.73 : 84,011.58 = 18,572.29 : x
  2. Step 2: Convert to fraction form
    56,013.73/84,011.58 = 18,572.29/x
  3. Step 3: Cross multiply
    56,013.73x = 84,011.58 × 18,572.29
  4. Step 4: Simplify right side
    56,013.73x = 1,560,287,217.09
  5. Step 5: Solve for x
    x = 1,560,287,217.09/56,013.73
  6. Step 6: Final answer
    x = 27,855.44

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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.