Home / 45,929.41-63,378.20-25,781.67

Finding the Fourth Proportional to 45,929.41, 63,378.20 and 25,781.67

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Solution

The fourth proportional to 45,929.41, 63,378.20 and 25,781.67 is: 35,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,929.41 : 63,378.20 = 25,781.67 : x
  2. Step 2: Convert to fraction form
    45,929.41/63,378.20 = 25,781.67/x
  3. Step 3: Cross multiply
    45,929.41x = 63,378.20 × 25,781.67
  4. Step 4: Simplify right side
    45,929.41x = 1,633,995,837.59
  5. Step 5: Solve for x
    x = 1,633,995,837.59/45,929.41
  6. Step 6: Final answer
    x = 35,576.24

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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.