Home / 14,675.40-20,247.12-9,373.32

Finding the Fourth Proportional to 14,675.40, 20,247.12 and 9,373.32

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Solution

The fourth proportional to 14,675.40, 20,247.12 and 9,373.32 is: 12,932.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.40 : 20,247.12 = 9,373.32 : x
  2. Step 2: Convert to fraction form
    14,675.40/20,247.12 = 9,373.32/x
  3. Step 3: Cross multiply
    14,675.40x = 20,247.12 × 9,373.32
  4. Step 4: Simplify right side
    14,675.40x = 189,782,734.84
  5. Step 5: Solve for x
    x = 189,782,734.84/14,675.40
  6. Step 6: Final answer
    x = 12,932.03

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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.