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Finding the Fourth Proportional to 55,896.90, 83,780.55 and 22,595.10

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Solution

The fourth proportional to 55,896.90, 83,780.55 and 22,595.10 is: 33,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,896.90 : 83,780.55 = 22,595.10 : x
  2. Step 2: Convert to fraction form
    55,896.90/83,780.55 = 22,595.10/x
  3. Step 3: Cross multiply
    55,896.90x = 83,780.55 × 22,595.10
  4. Step 4: Simplify right side
    55,896.90x = 1,893,029,905.31
  5. Step 5: Solve for x
    x = 1,893,029,905.31/55,896.90
  6. Step 6: Final answer
    x = 33,866.46

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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.