Home / 15,005.47-22,513.07-7,213.27

Finding the Fourth Proportional to 15,005.47, 22,513.07 and 7,213.27

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Solution

The fourth proportional to 15,005.47, 22,513.07 and 7,213.27 is: 10,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.47 : 22,513.07 = 7,213.27 : x
  2. Step 2: Convert to fraction form
    15,005.47/22,513.07 = 7,213.27/x
  3. Step 3: Cross multiply
    15,005.47x = 22,513.07 × 7,213.27
  4. Step 4: Simplify right side
    15,005.47x = 162,392,852.44
  5. Step 5: Solve for x
    x = 162,392,852.44/15,005.47
  6. Step 6: Final answer
    x = 10,822.24

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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.