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Finding the Fourth Proportional to 15,003.93, 22,509.14 and 7,612.41

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Solution

The fourth proportional to 15,003.93, 22,509.14 and 7,612.41 is: 11,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.93 : 22,509.14 = 7,612.41 : x
  2. Step 2: Convert to fraction form
    15,003.93/22,509.14 = 7,612.41/x
  3. Step 3: Cross multiply
    15,003.93x = 22,509.14 × 7,612.41
  4. Step 4: Simplify right side
    15,003.93x = 171,348,764.37
  5. Step 5: Solve for x
    x = 171,348,764.37/15,003.93
  6. Step 6: Final answer
    x = 11,420.26

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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.