Home / 15,628.10-23,441.32-4,384.21

Finding the Fourth Proportional to 15,628.10, 23,441.32 and 4,384.21

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Solution

The fourth proportional to 15,628.10, 23,441.32 and 4,384.21 is: 6,576.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.10 : 23,441.32 = 4,384.21 : x
  2. Step 2: Convert to fraction form
    15,628.10/23,441.32 = 4,384.21/x
  3. Step 3: Cross multiply
    15,628.10x = 23,441.32 × 4,384.21
  4. Step 4: Simplify right side
    15,628.10x = 102,771,717.20
  5. Step 5: Solve for x
    x = 102,771,717.20/15,628.10
  6. Step 6: Final answer
    x = 6,576.09

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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.