Home / 14,114.71-21,168.64-4,752.30

Finding the Fourth Proportional to 14,114.71, 21,168.64 and 4,752.30

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Solution

The fourth proportional to 14,114.71, 21,168.64 and 4,752.30 is: 7,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.71 : 21,168.64 = 4,752.30 : x
  2. Step 2: Convert to fraction form
    14,114.71/21,168.64 = 4,752.30/x
  3. Step 3: Cross multiply
    14,114.71x = 21,168.64 × 4,752.30
  4. Step 4: Simplify right side
    14,114.71x = 100,599,727.87
  5. Step 5: Solve for x
    x = 100,599,727.87/14,114.71
  6. Step 6: Final answer
    x = 7,127.30

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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.