Home / 40,977.27-61,466.10-12,896.19

Finding the Fourth Proportional to 40,977.27, 61,466.10 and 12,896.19

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Solution

The fourth proportional to 40,977.27, 61,466.10 and 12,896.19 is: 19,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,977.27 : 61,466.10 = 12,896.19 : x
  2. Step 2: Convert to fraction form
    40,977.27/61,466.10 = 12,896.19/x
  3. Step 3: Cross multiply
    40,977.27x = 61,466.10 × 12,896.19
  4. Step 4: Simplify right side
    40,977.27x = 792,678,504.16
  5. Step 5: Solve for x
    x = 792,678,504.16/40,977.27
  6. Step 6: Final answer
    x = 19,344.35

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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.