Home / 55,254.93-82,835.54-19,705.55

Finding the Fourth Proportional to 55,254.93, 82,835.54 and 19,705.55

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Solution

The fourth proportional to 55,254.93, 82,835.54 and 19,705.55 is: 29,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254.93 : 82,835.54 = 19,705.55 : x
  2. Step 2: Convert to fraction form
    55,254.93/82,835.54 = 19,705.55/x
  3. Step 3: Cross multiply
    55,254.93x = 82,835.54 × 19,705.55
  4. Step 4: Simplify right side
    55,254.93x = 1,632,319,362.54
  5. Step 5: Solve for x
    x = 1,632,319,362.54/55,254.93
  6. Step 6: Final answer
    x = 29,541.61

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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.