Home / 53,160.19-79,789.69-26,883.79

Finding the Fourth Proportional to 53,160.19, 79,789.69 and 26,883.79

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Solution

The fourth proportional to 53,160.19, 79,789.69 and 26,883.79 is: 40,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,160.19 : 79,789.69 = 26,883.79 : x
  2. Step 2: Convert to fraction form
    53,160.19/79,789.69 = 26,883.79/x
  3. Step 3: Cross multiply
    53,160.19x = 79,789.69 × 26,883.79
  4. Step 4: Simplify right side
    53,160.19x = 2,145,049,270.13
  5. Step 5: Solve for x
    x = 2,145,049,270.13/53,160.19
  6. Step 6: Final answer
    x = 40,350.67

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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.