Home / 64,633.17-96,949.76-20,260.16

Finding the Fourth Proportional to 64,633.17, 96,949.76 and 20,260.16

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Solution

The fourth proportional to 64,633.17, 96,949.76 and 20,260.16 is: 30,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,633.17 : 96,949.76 = 20,260.16 : x
  2. Step 2: Convert to fraction form
    64,633.17/96,949.76 = 20,260.16/x
  3. Step 3: Cross multiply
    64,633.17x = 96,949.76 × 20,260.16
  4. Step 4: Simplify right side
    64,633.17x = 1,964,217,649.56
  5. Step 5: Solve for x
    x = 1,964,217,649.56/64,633.17
  6. Step 6: Final answer
    x = 30,390.24

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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.