Home / 55,688.81-76,843.67-35,557.48

Finding the Fourth Proportional to 55,688.81, 76,843.67 and 35,557.48

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Solution

The fourth proportional to 55,688.81, 76,843.67 and 35,557.48 is: 49,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,688.81 : 76,843.67 = 35,557.48 : x
  2. Step 2: Convert to fraction form
    55,688.81/76,843.67 = 35,557.48/x
  3. Step 3: Cross multiply
    55,688.81x = 76,843.67 × 35,557.48
  4. Step 4: Simplify right side
    55,688.81x = 2,732,366,874.93
  5. Step 5: Solve for x
    x = 2,732,366,874.93/55,688.81
  6. Step 6: Final answer
    x = 49,064.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.