Home / 56,228.72-84,343.14-16,813.58

Finding the Fourth Proportional to 56,228.72, 84,343.14 and 16,813.58

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Solution

The fourth proportional to 56,228.72, 84,343.14 and 16,813.58 is: 25,220.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.72 : 84,343.14 = 16,813.58 : x
  2. Step 2: Convert to fraction form
    56,228.72/84,343.14 = 16,813.58/x
  3. Step 3: Cross multiply
    56,228.72x = 84,343.14 × 16,813.58
  4. Step 4: Simplify right side
    56,228.72x = 1,418,109,710.13
  5. Step 5: Solve for x
    x = 1,418,109,710.13/56,228.72
  6. Step 6: Final answer
    x = 25,220.38

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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.