Home / 14,504.32-20,018.84-9,469.36

Finding the Fourth Proportional to 14,504.32, 20,018.84 and 9,469.36

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Solution

The fourth proportional to 14,504.32, 20,018.84 and 9,469.36 is: 13,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.32 : 20,018.84 = 9,469.36 : x
  2. Step 2: Convert to fraction form
    14,504.32/20,018.84 = 9,469.36/x
  3. Step 3: Cross multiply
    14,504.32x = 20,018.84 × 9,469.36
  4. Step 4: Simplify right side
    14,504.32x = 189,565,602.74
  5. Step 5: Solve for x
    x = 189,565,602.74/14,504.32
  6. Step 6: Final answer
    x = 13,069.60

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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.