Home / 16,534.08-22,800.96-12,555.36

Finding the Fourth Proportional to 16,534.08, 22,800.96 and 12,555.36

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Solution

The fourth proportional to 16,534.08, 22,800.96 and 12,555.36 is: 17,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,534.08 : 22,800.96 = 12,555.36 : x
  2. Step 2: Convert to fraction form
    16,534.08/22,800.96 = 12,555.36/x
  3. Step 3: Cross multiply
    16,534.08x = 22,800.96 × 12,555.36
  4. Step 4: Simplify right side
    16,534.08x = 286,274,261.15
  5. Step 5: Solve for x
    x = 286,274,261.15/16,534.08
  6. Step 6: Final answer
    x = 17,314.19

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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.