Home / 45,019.04-67,536.24-13,853.60

Finding the Fourth Proportional to 45,019.04, 67,536.24 and 13,853.60

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Solution

The fourth proportional to 45,019.04, 67,536.24 and 13,853.60 is: 20,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,019.04 : 67,536.24 = 13,853.60 : x
  2. Step 2: Convert to fraction form
    45,019.04/67,536.24 = 13,853.60/x
  3. Step 3: Cross multiply
    45,019.04x = 67,536.24 × 13,853.60
  4. Step 4: Simplify right side
    45,019.04x = 935,620,054.46
  5. Step 5: Solve for x
    x = 935,620,054.46/45,019.04
  6. Step 6: Final answer
    x = 20,782.76

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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.