Home / 27,191.03-40,788.47-11,380.13

Finding the Fourth Proportional to 27,191.03, 40,788.47 and 11,380.13

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Solution

The fourth proportional to 27,191.03, 40,788.47 and 11,380.13 is: 17,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.03 : 40,788.47 = 11,380.13 : x
  2. Step 2: Convert to fraction form
    27,191.03/40,788.47 = 11,380.13/x
  3. Step 3: Cross multiply
    27,191.03x = 40,788.47 × 11,380.13
  4. Step 4: Simplify right side
    27,191.03x = 464,178,068.57
  5. Step 5: Solve for x
    x = 464,178,068.57/27,191.03
  6. Step 6: Final answer
    x = 17,071.00

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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.