Home / 12,354.04-18,519.90-4,560.94

Finding the Fourth Proportional to 12,354.04, 18,519.90 and 4,560.94

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Solution

The fourth proportional to 12,354.04, 18,519.90 and 4,560.94 is: 6,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354.04 : 18,519.90 = 4,560.94 : x
  2. Step 2: Convert to fraction form
    12,354.04/18,519.90 = 4,560.94/x
  3. Step 3: Cross multiply
    12,354.04x = 18,519.90 × 4,560.94
  4. Step 4: Simplify right side
    12,354.04x = 84,468,152.71
  5. Step 5: Solve for x
    x = 84,468,152.71/12,354.04
  6. Step 6: Final answer
    x = 6,837.29

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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.