Home / 12,423.94-18,636.01-4,532.11

Finding the Fourth Proportional to 12,423.94, 18,636.01 and 4,532.11

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Solution

The fourth proportional to 12,423.94, 18,636.01 and 4,532.11 is: 6,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,423.94 : 18,636.01 = 4,532.11 : x
  2. Step 2: Convert to fraction form
    12,423.94/18,636.01 = 4,532.11/x
  3. Step 3: Cross multiply
    12,423.94x = 18,636.01 × 4,532.11
  4. Step 4: Simplify right side
    12,423.94x = 84,460,389.36
  5. Step 5: Solve for x
    x = 84,460,389.36/12,423.94
  6. Step 6: Final answer
    x = 6,798.20

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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.