Home / 43,033.80-64,549.56-13,465.56

Finding the Fourth Proportional to 43,033.80, 64,549.56 and 13,465.56

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Solution

The fourth proportional to 43,033.80, 64,549.56 and 13,465.56 is: 20,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,033.80 : 64,549.56 = 13,465.56 : x
  2. Step 2: Convert to fraction form
    43,033.80/64,549.56 = 13,465.56/x
  3. Step 3: Cross multiply
    43,033.80x = 64,549.56 × 13,465.56
  4. Step 4: Simplify right side
    43,033.80x = 869,195,973.15
  5. Step 5: Solve for x
    x = 869,195,973.15/43,033.80
  6. Step 6: Final answer
    x = 20,197.98

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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.