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Finding the Fourth Proportional to 55,648.17, 83,482.70 and 22,370.76

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Solution

The fourth proportional to 55,648.17, 83,482.70 and 22,370.76 is: 33,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648.17 : 83,482.70 = 22,370.76 : x
  2. Step 2: Convert to fraction form
    55,648.17/83,482.70 = 22,370.76/x
  3. Step 3: Cross multiply
    55,648.17x = 83,482.70 × 22,370.76
  4. Step 4: Simplify right side
    55,648.17x = 1,867,571,334.00
  5. Step 5: Solve for x
    x = 1,867,571,334.00/55,648.17
  6. Step 6: Final answer
    x = 33,560.34

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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.