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Finding the Fourth Proportional to 55,730.56, 83,595.56 and 19,733.72

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Solution

The fourth proportional to 55,730.56, 83,595.56 and 19,733.72 is: 29,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730.56 : 83,595.56 = 19,733.72 : x
  2. Step 2: Convert to fraction form
    55,730.56/83,595.56 = 19,733.72/x
  3. Step 3: Cross multiply
    55,730.56x = 83,595.56 × 19,733.72
  4. Step 4: Simplify right side
    55,730.56x = 1,649,651,374.28
  5. Step 5: Solve for x
    x = 1,649,651,374.28/55,730.56
  6. Step 6: Final answer
    x = 29,600.48

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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.