Home / 55,368.29-83,063.37-20,308.25

Finding the Fourth Proportional to 55,368.29, 83,063.37 and 20,308.25

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Solution

The fourth proportional to 55,368.29, 83,063.37 and 20,308.25 is: 30,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368.29 : 83,063.37 = 20,308.25 : x
  2. Step 2: Convert to fraction form
    55,368.29/83,063.37 = 20,308.25/x
  3. Step 3: Cross multiply
    55,368.29x = 83,063.37 × 20,308.25
  4. Step 4: Simplify right side
    55,368.29x = 1,686,871,268.49
  5. Step 5: Solve for x
    x = 1,686,871,268.49/55,368.29
  6. Step 6: Final answer
    x = 30,466.38

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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.