Home / 27,442.04-41,130.02-12,630.68

Finding the Fourth Proportional to 27,442.04, 41,130.02 and 12,630.68

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Solution

The fourth proportional to 27,442.04, 41,130.02 and 12,630.68 is: 18,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.04 : 41,130.02 = 12,630.68 : x
  2. Step 2: Convert to fraction form
    27,442.04/41,130.02 = 12,630.68/x
  3. Step 3: Cross multiply
    27,442.04x = 41,130.02 × 12,630.68
  4. Step 4: Simplify right side
    27,442.04x = 519,500,121.01
  5. Step 5: Solve for x
    x = 519,500,121.01/27,442.04
  6. Step 6: Final answer
    x = 18,930.81

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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.