Home / 14,225.94-21,338.91-5,456.07

Finding the Fourth Proportional to 14,225.94, 21,338.91 and 5,456.07

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Solution

The fourth proportional to 14,225.94, 21,338.91 and 5,456.07 is: 8,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.94 : 21,338.91 = 5,456.07 : x
  2. Step 2: Convert to fraction form
    14,225.94/21,338.91 = 5,456.07/x
  3. Step 3: Cross multiply
    14,225.94x = 21,338.91 × 5,456.07
  4. Step 4: Simplify right side
    14,225.94x = 116,426,586.68
  5. Step 5: Solve for x
    x = 116,426,586.68/14,225.94
  6. Step 6: Final answer
    x = 8,184.11

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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.