Home / 14,303.79-19,735.92-9,005.58

Finding the Fourth Proportional to 14,303.79, 19,735.92 and 9,005.58

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Solution

The fourth proportional to 14,303.79, 19,735.92 and 9,005.58 is: 12,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.79 : 19,735.92 = 9,005.58 : x
  2. Step 2: Convert to fraction form
    14,303.79/19,735.92 = 9,005.58/x
  3. Step 3: Cross multiply
    14,303.79x = 19,735.92 × 9,005.58
  4. Step 4: Simplify right side
    14,303.79x = 177,733,406.43
  5. Step 5: Solve for x
    x = 177,733,406.43/14,303.79
  6. Step 6: Final answer
    x = 12,425.62

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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.