Home / 14,152.54-21,220.68-5,838.28

Finding the Fourth Proportional to 14,152.54, 21,220.68 and 5,838.28

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Solution

The fourth proportional to 14,152.54, 21,220.68 and 5,838.28 is: 8,754.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.54 : 21,220.68 = 5,838.28 : x
  2. Step 2: Convert to fraction form
    14,152.54/21,220.68 = 5,838.28/x
  3. Step 3: Cross multiply
    14,152.54x = 21,220.68 × 5,838.28
  4. Step 4: Simplify right side
    14,152.54x = 123,892,271.63
  5. Step 5: Solve for x
    x = 123,892,271.63/14,152.54
  6. Step 6: Final answer
    x = 8,754.07

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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.