Home / 17,913.35-24,720.45-9,955.37

Finding the Fourth Proportional to 17,913.35, 24,720.45 and 9,955.37

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Solution

The fourth proportional to 17,913.35, 24,720.45 and 9,955.37 is: 13,738.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.35 : 24,720.45 = 9,955.37 : x
  2. Step 2: Convert to fraction form
    17,913.35/24,720.45 = 9,955.37/x
  3. Step 3: Cross multiply
    17,913.35x = 24,720.45 × 9,955.37
  4. Step 4: Simplify right side
    17,913.35x = 246,101,226.32
  5. Step 5: Solve for x
    x = 246,101,226.32/17,913.35
  6. Step 6: Final answer
    x = 13,738.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.