Home / 17,440.32-26,133.60-10,406.40

Finding the Fourth Proportional to 17,440.32, 26,133.60 and 10,406.40

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Solution

The fourth proportional to 17,440.32, 26,133.60 and 10,406.40 is: 15,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440.32 : 26,133.60 = 10,406.40 : x
  2. Step 2: Convert to fraction form
    17,440.32/26,133.60 = 10,406.40/x
  3. Step 3: Cross multiply
    17,440.32x = 26,133.60 × 10,406.40
  4. Step 4: Simplify right side
    17,440.32x = 271,956,695.04
  5. Step 5: Solve for x
    x = 271,956,695.04/17,440.32
  6. Step 6: Final answer
    x = 15,593.56

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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.