Home / 55,899.16-83,830.94-18,452.22

Finding the Fourth Proportional to 55,899.16, 83,830.94 and 18,452.22

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Solution

The fourth proportional to 55,899.16, 83,830.94 and 18,452.22 is: 27,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899.16 : 83,830.94 = 18,452.22 : x
  2. Step 2: Convert to fraction form
    55,899.16/83,830.94 = 18,452.22/x
  3. Step 3: Cross multiply
    55,899.16x = 83,830.94 × 18,452.22
  4. Step 4: Simplify right side
    55,899.16x = 1,546,866,947.69
  5. Step 5: Solve for x
    x = 1,546,866,947.69/55,899.16
  6. Step 6: Final answer
    x = 27,672.45

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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.