Home / 27,625.56-38,123.34-15,050.40

Finding the Fourth Proportional to 27,625.56, 38,123.34 and 15,050.40

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Solution

The fourth proportional to 27,625.56, 38,123.34 and 15,050.40 is: 20,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.56 : 38,123.34 = 15,050.40 : x
  2. Step 2: Convert to fraction form
    27,625.56/38,123.34 = 15,050.40/x
  3. Step 3: Cross multiply
    27,625.56x = 38,123.34 × 15,050.40
  4. Step 4: Simplify right side
    27,625.56x = 573,771,516.34
  5. Step 5: Solve for x
    x = 573,771,516.34/27,625.56
  6. Step 6: Final answer
    x = 20,769.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.