Home / 55,412.28-83,118.24-15,969.60

Finding the Fourth Proportional to 55,412.28, 83,118.24 and 15,969.60

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Solution

The fourth proportional to 55,412.28, 83,118.24 and 15,969.60 is: 23,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.28 : 83,118.24 = 15,969.60 : x
  2. Step 2: Convert to fraction form
    55,412.28/83,118.24 = 15,969.60/x
  3. Step 3: Cross multiply
    55,412.28x = 83,118.24 × 15,969.60
  4. Step 4: Simplify right side
    55,412.28x = 1,327,365,045.50
  5. Step 5: Solve for x
    x = 1,327,365,045.50/55,412.28
  6. Step 6: Final answer
    x = 23,954.35

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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.