Home / 51,809.22-71,499.51-29,149.67

Finding the Fourth Proportional to 51,809.22, 71,499.51 and 29,149.67

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Solution

The fourth proportional to 51,809.22, 71,499.51 and 29,149.67 is: 40,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809.22 : 71,499.51 = 29,149.67 : x
  2. Step 2: Convert to fraction form
    51,809.22/71,499.51 = 29,149.67/x
  3. Step 3: Cross multiply
    51,809.22x = 71,499.51 × 29,149.67
  4. Step 4: Simplify right side
    51,809.22x = 2,084,187,300.41
  5. Step 5: Solve for x
    x = 2,084,187,300.41/51,809.22
  6. Step 6: Final answer
    x = 40,228.12

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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.