Home / 55,887.44-83,833.12-18,448.40

Finding the Fourth Proportional to 55,887.44, 83,833.12 and 18,448.40

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Solution

The fourth proportional to 55,887.44, 83,833.12 and 18,448.40 is: 27,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887.44 : 83,833.12 = 18,448.40 : x
  2. Step 2: Convert to fraction form
    55,887.44/83,833.12 = 18,448.40/x
  3. Step 3: Cross multiply
    55,887.44x = 83,833.12 × 18,448.40
  4. Step 4: Simplify right side
    55,887.44x = 1,546,586,931.01
  5. Step 5: Solve for x
    x = 1,546,586,931.01/55,887.44
  6. Step 6: Final answer
    x = 27,673.25

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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.