Home / 43,016.28-64,531.74-13,433.46

Finding the Fourth Proportional to 43,016.28, 64,531.74 and 13,433.46

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Solution

The fourth proportional to 43,016.28, 64,531.74 and 13,433.46 is: 20,152.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016.28 : 64,531.74 = 13,433.46 : x
  2. Step 2: Convert to fraction form
    43,016.28/64,531.74 = 13,433.46/x
  3. Step 3: Cross multiply
    43,016.28x = 64,531.74 × 13,433.46
  4. Step 4: Simplify right side
    43,016.28x = 866,884,548.02
  5. Step 5: Solve for x
    x = 866,884,548.02/43,016.28
  6. Step 6: Final answer
    x = 20,152.48

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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.