Home / 40,942.40-61,406.73-11,363.24

Finding the Fourth Proportional to 40,942.40, 61,406.73 and 11,363.24

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Solution

The fourth proportional to 40,942.40, 61,406.73 and 11,363.24 is: 17,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,942.40 : 61,406.73 = 11,363.24 : x
  2. Step 2: Convert to fraction form
    40,942.40/61,406.73 = 11,363.24/x
  3. Step 3: Cross multiply
    40,942.40x = 61,406.73 × 11,363.24
  4. Step 4: Simplify right side
    40,942.40x = 697,779,410.61
  5. Step 5: Solve for x
    x = 697,779,410.61/40,942.40
  6. Step 6: Final answer
    x = 17,042.95

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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.