Home / 43,016.85-64,527.17-13,435.25

Finding the Fourth Proportional to 43,016.85, 64,527.17 and 13,435.25

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Solution

The fourth proportional to 43,016.85, 64,527.17 and 13,435.25 is: 20,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016.85 : 64,527.17 = 13,435.25 : x
  2. Step 2: Convert to fraction form
    43,016.85/64,527.17 = 13,435.25/x
  3. Step 3: Cross multiply
    43,016.85x = 64,527.17 × 13,435.25
  4. Step 4: Simplify right side
    43,016.85x = 866,938,270.93
  5. Step 5: Solve for x
    x = 866,938,270.93/43,016.85
  6. Step 6: Final answer
    x = 20,153.46

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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.