Home / 64,618.18-96,927.16-20,248.34

Finding the Fourth Proportional to 64,618.18, 96,927.16 and 20,248.34

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Solution

The fourth proportional to 64,618.18, 96,927.16 and 20,248.34 is: 30,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,618.18 : 96,927.16 = 20,248.34 : x
  2. Step 2: Convert to fraction form
    64,618.18/96,927.16 = 20,248.34/x
  3. Step 3: Cross multiply
    64,618.18x = 96,927.16 × 20,248.34
  4. Step 4: Simplify right side
    64,618.18x = 1,962,614,090.91
  5. Step 5: Solve for x
    x = 1,962,614,090.91/64,618.18
  6. Step 6: Final answer
    x = 30,372.48

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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.