Home / 26,376.64-36,399.45-14,439.82

Finding the Fourth Proportional to 26,376.64, 36,399.45 and 14,439.82

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Solution

The fourth proportional to 26,376.64, 36,399.45 and 14,439.82 is: 19,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.64 : 36,399.45 = 14,439.82 : x
  2. Step 2: Convert to fraction form
    26,376.64/36,399.45 = 14,439.82/x
  3. Step 3: Cross multiply
    26,376.64x = 36,399.45 × 14,439.82
  4. Step 4: Simplify right side
    26,376.64x = 525,601,506.10
  5. Step 5: Solve for x
    x = 525,601,506.10/26,376.64
  6. Step 6: Final answer
    x = 19,926.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.