Home / 17,864.44-24,653.58-13,380.28

Finding the Fourth Proportional to 17,864.44, 24,653.58 and 13,380.28

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Solution

The fourth proportional to 17,864.44, 24,653.58 and 13,380.28 is: 18,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.44 : 24,653.58 = 13,380.28 : x
  2. Step 2: Convert to fraction form
    17,864.44/24,653.58 = 13,380.28/x
  3. Step 3: Cross multiply
    17,864.44x = 24,653.58 × 13,380.28
  4. Step 4: Simplify right side
    17,864.44x = 329,871,803.40
  5. Step 5: Solve for x
    x = 329,871,803.40/17,864.44
  6. Step 6: Final answer
    x = 18,465.28

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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.