Home / 40,963.32-61,444.94-12,885.84

Finding the Fourth Proportional to 40,963.32, 61,444.94 and 12,885.84

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Solution

The fourth proportional to 40,963.32, 61,444.94 and 12,885.84 is: 19,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.32 : 61,444.94 = 12,885.84 : x
  2. Step 2: Convert to fraction form
    40,963.32/61,444.94 = 12,885.84/x
  3. Step 3: Cross multiply
    40,963.32x = 61,444.94 × 12,885.84
  4. Step 4: Simplify right side
    40,963.32x = 791,769,665.65
  5. Step 5: Solve for x
    x = 791,769,665.65/40,963.32
  6. Step 6: Final answer
    x = 19,328.75

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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.