Home / 55,428.54-76,490.55-33,068.22

Finding the Fourth Proportional to 55,428.54, 76,490.55 and 33,068.22

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Solution

The fourth proportional to 55,428.54, 76,490.55 and 33,068.22 is: 45,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,428.54 : 76,490.55 = 33,068.22 : x
  2. Step 2: Convert to fraction form
    55,428.54/76,490.55 = 33,068.22/x
  3. Step 3: Cross multiply
    55,428.54x = 76,490.55 × 33,068.22
  4. Step 4: Simplify right side
    55,428.54x = 2,529,406,335.32
  5. Step 5: Solve for x
    x = 2,529,406,335.32/55,428.54
  6. Step 6: Final answer
    x = 45,633.65

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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.