Home / 17,931.20-26,944.32-9,617.36

Finding the Fourth Proportional to 17,931.20, 26,944.32 and 9,617.36

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Solution

The fourth proportional to 17,931.20, 26,944.32 and 9,617.36 is: 14,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.20 : 26,944.32 = 9,617.36 : x
  2. Step 2: Convert to fraction form
    17,931.20/26,944.32 = 9,617.36/x
  3. Step 3: Cross multiply
    17,931.20x = 26,944.32 × 9,617.36
  4. Step 4: Simplify right side
    17,931.20x = 259,133,225.40
  5. Step 5: Solve for x
    x = 259,133,225.40/17,931.20
  6. Step 6: Final answer
    x = 14,451.53

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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.