Home / 30,822.82-42,535.47-16,675.68

Finding the Fourth Proportional to 30,822.82, 42,535.47 and 16,675.68

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Solution

The fourth proportional to 30,822.82, 42,535.47 and 16,675.68 is: 23,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.82 : 42,535.47 = 16,675.68 : x
  2. Step 2: Convert to fraction form
    30,822.82/42,535.47 = 16,675.68/x
  3. Step 3: Cross multiply
    30,822.82x = 42,535.47 × 16,675.68
  4. Step 4: Simplify right side
    30,822.82x = 709,307,886.37
  5. Step 5: Solve for x
    x = 709,307,886.37/30,822.82
  6. Step 6: Final answer
    x = 23,012.43

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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.