Home / 30,822.19-42,534.92-16,675.34

Finding the Fourth Proportional to 30,822.19, 42,534.92 and 16,675.34

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Solution

The fourth proportional to 30,822.19, 42,534.92 and 16,675.34 is: 23,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,822.19 : 42,534.92 = 16,675.34 : x
  2. Step 2: Convert to fraction form
    30,822.19/42,534.92 = 16,675.34/x
  3. Step 3: Cross multiply
    30,822.19x = 42,534.92 × 16,675.34
  4. Step 4: Simplify right side
    30,822.19x = 709,284,081.89
  5. Step 5: Solve for x
    x = 709,284,081.89/30,822.19
  6. Step 6: Final answer
    x = 23,012.13

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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.