Home / 45,789.29-68,693.76-14,198.67

Finding the Fourth Proportional to 45,789.29, 68,693.76 and 14,198.67

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Solution

The fourth proportional to 45,789.29, 68,693.76 and 14,198.67 is: 21,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,789.29 : 68,693.76 = 14,198.67 : x
  2. Step 2: Convert to fraction form
    45,789.29/68,693.76 = 14,198.67/x
  3. Step 3: Cross multiply
    45,789.29x = 68,693.76 × 14,198.67
  4. Step 4: Simplify right side
    45,789.29x = 975,359,988.56
  5. Step 5: Solve for x
    x = 975,359,988.56/45,789.29
  6. Step 6: Final answer
    x = 21,301.05

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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.