Home / 27,406.60-41,109.89-6,630.10

Finding the Fourth Proportional to 27,406.60, 41,109.89 and 6,630.10

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Solution

The fourth proportional to 27,406.60, 41,109.89 and 6,630.10 is: 9,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.60 : 41,109.89 = 6,630.10 : x
  2. Step 2: Convert to fraction form
    27,406.60/41,109.89 = 6,630.10/x
  3. Step 3: Cross multiply
    27,406.60x = 41,109.89 × 6,630.10
  4. Step 4: Simplify right side
    27,406.60x = 272,562,681.69
  5. Step 5: Solve for x
    x = 272,562,681.69/27,406.60
  6. Step 6: Final answer
    x = 9,945.15

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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.