Home / 55,863.15-83,795.63-13,743.34

Finding the Fourth Proportional to 55,863.15, 83,795.63 and 13,743.34

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Solution

The fourth proportional to 55,863.15, 83,795.63 and 13,743.34 is: 20,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,863.15 : 83,795.63 = 13,743.34 : x
  2. Step 2: Convert to fraction form
    55,863.15/83,795.63 = 13,743.34/x
  3. Step 3: Cross multiply
    55,863.15x = 83,795.63 × 13,743.34
  4. Step 4: Simplify right side
    55,863.15x = 1,151,631,833.60
  5. Step 5: Solve for x
    x = 1,151,631,833.60/55,863.15
  6. Step 6: Final answer
    x = 20,615.23

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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.