Home / 55,998.54-84,010.28-20,459.80

Finding the Fourth Proportional to 55,998.54, 84,010.28 and 20,459.80

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Solution

The fourth proportional to 55,998.54, 84,010.28 and 20,459.80 is: 30,694.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,998.54 : 84,010.28 = 20,459.80 : x
  2. Step 2: Convert to fraction form
    55,998.54/84,010.28 = 20,459.80/x
  3. Step 3: Cross multiply
    55,998.54x = 84,010.28 × 20,459.80
  4. Step 4: Simplify right side
    55,998.54x = 1,718,833,526.74
  5. Step 5: Solve for x
    x = 1,718,833,526.74/55,998.54
  6. Step 6: Final answer
    x = 30,694.26

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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.