Home / 55,816.54-77,026.50-30,323.12

Finding the Fourth Proportional to 55,816.54, 77,026.50 and 30,323.12

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Solution

The fourth proportional to 55,816.54, 77,026.50 and 30,323.12 is: 41,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,816.54 : 77,026.50 = 30,323.12 : x
  2. Step 2: Convert to fraction form
    55,816.54/77,026.50 = 30,323.12/x
  3. Step 3: Cross multiply
    55,816.54x = 77,026.50 × 30,323.12
  4. Step 4: Simplify right side
    55,816.54x = 2,335,683,802.68
  5. Step 5: Solve for x
    x = 2,335,683,802.68/55,816.54
  6. Step 6: Final answer
    x = 41,845.73

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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.