Home / 26,653.12-36,778.08-14,715.52

Finding the Fourth Proportional to 26,653.12, 36,778.08 and 14,715.52

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Solution

The fourth proportional to 26,653.12, 36,778.08 and 14,715.52 is: 20,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.12 : 36,778.08 = 14,715.52 : x
  2. Step 2: Convert to fraction form
    26,653.12/36,778.08 = 14,715.52/x
  3. Step 3: Cross multiply
    26,653.12x = 36,778.08 × 14,715.52
  4. Step 4: Simplify right side
    26,653.12x = 541,208,571.80
  5. Step 5: Solve for x
    x = 541,208,571.80/26,653.12
  6. Step 6: Final answer
    x = 20,305.64

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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.