Home / 16,946.30-25,428.31-12,304.65

Finding the Fourth Proportional to 16,946.30, 25,428.31 and 12,304.65

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Solution

The fourth proportional to 16,946.30, 25,428.31 and 12,304.65 is: 18,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.30 : 25,428.31 = 12,304.65 : x
  2. Step 2: Convert to fraction form
    16,946.30/25,428.31 = 12,304.65/x
  3. Step 3: Cross multiply
    16,946.30x = 25,428.31 × 12,304.65
  4. Step 4: Simplify right side
    16,946.30x = 312,886,410.81
  5. Step 5: Solve for x
    x = 312,886,410.81/16,946.30
  6. Step 6: Final answer
    x = 18,463.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.