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Finding the Fourth Proportional to 55,581, 83,346.30 and 23,976.15

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Solution

The fourth proportional to 55,581, 83,346.30 and 23,976.15 is: 35,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,581 : 83,346.30 = 23,976.15 : x
  2. Step 2: Convert to fraction form
    55,581/83,346.30 = 23,976.15/x
  3. Step 3: Cross multiply
    55,581x = 83,346.30 × 23,976.15
  4. Step 4: Simplify right side
    55,581x = 1,998,323,390.75
  5. Step 5: Solve for x
    x = 1,998,323,390.75/55,581
  6. Step 6: Final answer
    x = 35,953.35

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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.