Home / 27,505.39-41,251.47-12,700.09

Finding the Fourth Proportional to 27,505.39, 41,251.47 and 12,700.09

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Solution

The fourth proportional to 27,505.39, 41,251.47 and 12,700.09 is: 19,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.39 : 41,251.47 = 12,700.09 : x
  2. Step 2: Convert to fraction form
    27,505.39/41,251.47 = 12,700.09/x
  3. Step 3: Cross multiply
    27,505.39x = 41,251.47 × 12,700.09
  4. Step 4: Simplify right side
    27,505.39x = 523,897,381.63
  5. Step 5: Solve for x
    x = 523,897,381.63/27,505.39
  6. Step 6: Final answer
    x = 19,047.08

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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.