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Finding the Fourth Proportional to 15,224.01, 22,814.55 and 7,210.28

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Solution

The fourth proportional to 15,224.01, 22,814.55 and 7,210.28 is: 10,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224.01 : 22,814.55 = 7,210.28 : x
  2. Step 2: Convert to fraction form
    15,224.01/22,814.55 = 7,210.28/x
  3. Step 3: Cross multiply
    15,224.01x = 22,814.55 × 7,210.28
  4. Step 4: Simplify right side
    15,224.01x = 164,499,179.50
  5. Step 5: Solve for x
    x = 164,499,179.50/15,224.01
  6. Step 6: Final answer
    x = 10,805.25

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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.