Home / 15,018.16-22,528.64-3,925

Finding the Fourth Proportional to 15,018.16, 22,528.64 and 3,925

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Solution

The fourth proportional to 15,018.16, 22,528.64 and 3,925 is: 5,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018.16 : 22,528.64 = 3,925 : x
  2. Step 2: Convert to fraction form
    15,018.16/22,528.64 = 3,925/x
  3. Step 3: Cross multiply
    15,018.16x = 22,528.64 × 3,925
  4. Step 4: Simplify right side
    15,018.16x = 88,424,912
  5. Step 5: Solve for x
    x = 88,424,912/15,018.16
  6. Step 6: Final answer
    x = 5,887.87

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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.