Home / 40,156.30-60,229.88-10,576.45

Finding the Fourth Proportional to 40,156.30, 60,229.88 and 10,576.45

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Solution

The fourth proportional to 40,156.30, 60,229.88 and 10,576.45 is: 15,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.30 : 60,229.88 = 10,576.45 : x
  2. Step 2: Convert to fraction form
    40,156.30/60,229.88 = 10,576.45/x
  3. Step 3: Cross multiply
    40,156.30x = 60,229.88 × 10,576.45
  4. Step 4: Simplify right side
    40,156.30x = 637,018,039.62
  5. Step 5: Solve for x
    x = 637,018,039.62/40,156.30
  6. Step 6: Final answer
    x = 15,863.47

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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.