Home / 55,111.43-76,056.14-33,897.71

Finding the Fourth Proportional to 55,111.43, 76,056.14 and 33,897.71

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Solution

The fourth proportional to 55,111.43, 76,056.14 and 33,897.71 is: 46,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,111.43 : 76,056.14 = 33,897.71 : x
  2. Step 2: Convert to fraction form
    55,111.43/76,056.14 = 33,897.71/x
  3. Step 3: Cross multiply
    55,111.43x = 76,056.14 × 33,897.71
  4. Step 4: Simplify right side
    55,111.43x = 2,578,128,977.44
  5. Step 5: Solve for x
    x = 2,578,128,977.44/55,111.43
  6. Step 6: Final answer
    x = 46,780.30

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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.