Home / 55,006.21-82,421.42-35,268.40

Finding the Fourth Proportional to 55,006.21, 82,421.42 and 35,268.40

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Solution

The fourth proportional to 55,006.21, 82,421.42 and 35,268.40 is: 52,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006.21 : 82,421.42 = 35,268.40 : x
  2. Step 2: Convert to fraction form
    55,006.21/82,421.42 = 35,268.40/x
  3. Step 3: Cross multiply
    55,006.21x = 82,421.42 × 35,268.40
  4. Step 4: Simplify right side
    55,006.21x = 2,906,871,609.13
  5. Step 5: Solve for x
    x = 2,906,871,609.13/55,006.21
  6. Step 6: Final answer
    x = 52,846.24

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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.