Home / 17,666.45-24,378.55-10,112.84

Finding the Fourth Proportional to 17,666.45, 24,378.55 and 10,112.84

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Solution

The fourth proportional to 17,666.45, 24,378.55 and 10,112.84 is: 13,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.45 : 24,378.55 = 10,112.84 : x
  2. Step 2: Convert to fraction form
    17,666.45/24,378.55 = 10,112.84/x
  3. Step 3: Cross multiply
    17,666.45x = 24,378.55 × 10,112.84
  4. Step 4: Simplify right side
    17,666.45x = 246,536,228.41
  5. Step 5: Solve for x
    x = 246,536,228.41/17,666.45
  6. Step 6: Final answer
    x = 13,955.06

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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.