Home / 30,901.30-42,646.44-17,474.93

Finding the Fourth Proportional to 30,901.30, 42,646.44 and 17,474.93

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Solution

The fourth proportional to 30,901.30, 42,646.44 and 17,474.93 is: 24,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,901.30 : 42,646.44 = 17,474.93 : x
  2. Step 2: Convert to fraction form
    30,901.30/42,646.44 = 17,474.93/x
  3. Step 3: Cross multiply
    30,901.30x = 42,646.44 × 17,474.93
  4. Step 4: Simplify right side
    30,901.30x = 745,243,553.75
  5. Step 5: Solve for x
    x = 745,243,553.75/30,901.30
  6. Step 6: Final answer
    x = 24,116.90

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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.