Home / 12,624.48-18,937.04-5,226.95

Finding the Fourth Proportional to 12,624.48, 18,937.04 and 5,226.95

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Solution

The fourth proportional to 12,624.48, 18,937.04 and 5,226.95 is: 7,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.48 : 18,937.04 = 5,226.95 : x
  2. Step 2: Convert to fraction form
    12,624.48/18,937.04 = 5,226.95/x
  3. Step 3: Cross multiply
    12,624.48x = 18,937.04 × 5,226.95
  4. Step 4: Simplify right side
    12,624.48x = 98,982,961.23
  5. Step 5: Solve for x
    x = 98,982,961.23/12,624.48
  6. Step 6: Final answer
    x = 7,840.56

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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.