Home / 18,576.64-25,635.42-10,510.18

Finding the Fourth Proportional to 18,576.64, 25,635.42 and 10,510.18

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Solution

The fourth proportional to 18,576.64, 25,635.42 and 10,510.18 is: 14,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.64 : 25,635.42 = 10,510.18 : x
  2. Step 2: Convert to fraction form
    18,576.64/25,635.42 = 10,510.18/x
  3. Step 3: Cross multiply
    18,576.64x = 25,635.42 × 10,510.18
  4. Step 4: Simplify right side
    18,576.64x = 269,432,878.58
  5. Step 5: Solve for x
    x = 269,432,878.58/18,576.64
  6. Step 6: Final answer
    x = 14,503.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.