Home / 26,943.36-40,430.40-9,426.24

Finding the Fourth Proportional to 26,943.36, 40,430.40 and 9,426.24

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Solution

The fourth proportional to 26,943.36, 40,430.40 and 9,426.24 is: 14,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.36 : 40,430.40 = 9,426.24 : x
  2. Step 2: Convert to fraction form
    26,943.36/40,430.40 = 9,426.24/x
  3. Step 3: Cross multiply
    26,943.36x = 40,430.40 × 9,426.24
  4. Step 4: Simplify right side
    26,943.36x = 381,106,653.70
  5. Step 5: Solve for x
    x = 381,106,653.70/26,943.36
  6. Step 6: Final answer
    x = 14,144.73

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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.