Home / 55,735.56-83,606.13-18,280.49

Finding the Fourth Proportional to 55,735.56, 83,606.13 and 18,280.49

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Solution

The fourth proportional to 55,735.56, 83,606.13 and 18,280.49 is: 27,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735.56 : 83,606.13 = 18,280.49 : x
  2. Step 2: Convert to fraction form
    55,735.56/83,606.13 = 18,280.49/x
  3. Step 3: Cross multiply
    55,735.56x = 83,606.13 × 18,280.49
  4. Step 4: Simplify right side
    55,735.56x = 1,528,360,605.37
  5. Step 5: Solve for x
    x = 1,528,360,605.37/55,735.56
  6. Step 6: Final answer
    x = 27,421.64

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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.