Home / 46,040.84-69,065.18-12,760.92

Finding the Fourth Proportional to 46,040.84, 69,065.18 and 12,760.92

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Solution

The fourth proportional to 46,040.84, 69,065.18 and 12,760.92 is: 19,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,040.84 : 69,065.18 = 12,760.92 : x
  2. Step 2: Convert to fraction form
    46,040.84/69,065.18 = 12,760.92/x
  3. Step 3: Cross multiply
    46,040.84x = 69,065.18 × 12,760.92
  4. Step 4: Simplify right side
    46,040.84x = 881,335,236.77
  5. Step 5: Solve for x
    x = 881,335,236.77/46,040.84
  6. Step 6: Final answer
    x = 19,142.47

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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.