Home / 26,440.20-39,674.70-10,859.40

Finding the Fourth Proportional to 26,440.20, 39,674.70 and 10,859.40

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Solution

The fourth proportional to 26,440.20, 39,674.70 and 10,859.40 is: 16,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.20 : 39,674.70 = 10,859.40 : x
  2. Step 2: Convert to fraction form
    26,440.20/39,674.70 = 10,859.40/x
  3. Step 3: Cross multiply
    26,440.20x = 39,674.70 × 10,859.40
  4. Step 4: Simplify right side
    26,440.20x = 430,843,437.18
  5. Step 5: Solve for x
    x = 430,843,437.18/26,440.20
  6. Step 6: Final answer
    x = 16,295.01

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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.