Home / 55,035.48-82,531.68-19,483.07

Finding the Fourth Proportional to 55,035.48, 82,531.68 and 19,483.07

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Solution

The fourth proportional to 55,035.48, 82,531.68 and 19,483.07 is: 29,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,035.48 : 82,531.68 = 19,483.07 : x
  2. Step 2: Convert to fraction form
    55,035.48/82,531.68 = 19,483.07/x
  3. Step 3: Cross multiply
    55,035.48x = 82,531.68 × 19,483.07
  4. Step 4: Simplify right side
    55,035.48x = 1,607,970,012.94
  5. Step 5: Solve for x
    x = 1,607,970,012.94/55,035.48
  6. Step 6: Final answer
    x = 29,216.97

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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.