Home / 53,053.28-73,213.50-29,181.56

Finding the Fourth Proportional to 53,053.28, 73,213.50 and 29,181.56

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Solution

The fourth proportional to 53,053.28, 73,213.50 and 29,181.56 is: 40,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.28 : 73,213.50 = 29,181.56 : x
  2. Step 2: Convert to fraction form
    53,053.28/73,213.50 = 29,181.56/x
  3. Step 3: Cross multiply
    53,053.28x = 73,213.50 × 29,181.56
  4. Step 4: Simplify right side
    53,053.28x = 2,136,484,143.06
  5. Step 5: Solve for x
    x = 2,136,484,143.06/53,053.28
  6. Step 6: Final answer
    x = 40,270.54

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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.