Home / 27,066.90-40,599.87-13,911.54

Finding the Fourth Proportional to 27,066.90, 40,599.87 and 13,911.54

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Solution

The fourth proportional to 27,066.90, 40,599.87 and 13,911.54 is: 20,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,066.90 : 40,599.87 = 13,911.54 : x
  2. Step 2: Convert to fraction form
    27,066.90/40,599.87 = 13,911.54/x
  3. Step 3: Cross multiply
    27,066.90x = 40,599.87 × 13,911.54
  4. Step 4: Simplify right side
    27,066.90x = 564,806,715.50
  5. Step 5: Solve for x
    x = 564,806,715.50/27,066.90
  6. Step 6: Final answer
    x = 20,867.06

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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.