Home / 17,927.39-24,740.64-9,969.75

Finding the Fourth Proportional to 17,927.39, 24,740.64 and 9,969.75

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Solution

The fourth proportional to 17,927.39, 24,740.64 and 9,969.75 is: 13,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.39 : 24,740.64 = 9,969.75 : x
  2. Step 2: Convert to fraction form
    17,927.39/24,740.64 = 9,969.75/x
  3. Step 3: Cross multiply
    17,927.39x = 24,740.64 × 9,969.75
  4. Step 4: Simplify right side
    17,927.39x = 246,657,995.64
  5. Step 5: Solve for x
    x = 246,657,995.64/17,927.39
  6. Step 6: Final answer
    x = 13,758.72

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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.