Home / 27,427.56-41,141.40-9,909.76

Finding the Fourth Proportional to 27,427.56, 41,141.40 and 9,909.76

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Solution

The fourth proportional to 27,427.56, 41,141.40 and 9,909.76 is: 14,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.56 : 41,141.40 = 9,909.76 : x
  2. Step 2: Convert to fraction form
    27,427.56/41,141.40 = 9,909.76/x
  3. Step 3: Cross multiply
    27,427.56x = 41,141.40 × 9,909.76
  4. Step 4: Simplify right side
    27,427.56x = 407,701,400.06
  5. Step 5: Solve for x
    x = 407,701,400.06/27,427.56
  6. Step 6: Final answer
    x = 14,864.66

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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.