Home / 16,703.12-23,065.80-12,504.08

Finding the Fourth Proportional to 16,703.12, 23,065.80 and 12,504.08

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Solution

The fourth proportional to 16,703.12, 23,065.80 and 12,504.08 is: 17,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.12 : 23,065.80 = 12,504.08 : x
  2. Step 2: Convert to fraction form
    16,703.12/23,065.80 = 12,504.08/x
  3. Step 3: Cross multiply
    16,703.12x = 23,065.80 × 12,504.08
  4. Step 4: Simplify right side
    16,703.12x = 288,416,608.46
  5. Step 5: Solve for x
    x = 288,416,608.46/16,703.12
  6. Step 6: Final answer
    x = 17,267.23

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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.