Home / 14,808.88-20,426.86-11,264.32

Finding the Fourth Proportional to 14,808.88, 20,426.86 and 11,264.32

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Solution

The fourth proportional to 14,808.88, 20,426.86 and 11,264.32 is: 15,537.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.88 : 20,426.86 = 11,264.32 : x
  2. Step 2: Convert to fraction form
    14,808.88/20,426.86 = 11,264.32/x
  3. Step 3: Cross multiply
    14,808.88x = 20,426.86 × 11,264.32
  4. Step 4: Simplify right side
    14,808.88x = 230,094,687.64
  5. Step 5: Solve for x
    x = 230,094,687.64/14,808.88
  6. Step 6: Final answer
    x = 15,537.62

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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.