Home / 26,440.40-40,438.26-26,440.40

Finding the Fourth Proportional to 26,440.40, 40,438.26 and 26,440.40

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Solution

The fourth proportional to 26,440.40, 40,438.26 and 26,440.40 is: 40,438.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.40 : 40,438.26 = 26,440.40 : x
  2. Step 2: Convert to fraction form
    26,440.40/40,438.26 = 26,440.40/x
  3. Step 3: Cross multiply
    26,440.40x = 40,438.26 × 26,440.40
  4. Step 4: Simplify right side
    26,440.40x = 1,069,203,769.70
  5. Step 5: Solve for x
    x = 1,069,203,769.70/26,440.40
  6. Step 6: Final answer
    x = 40,438.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.