Home / 35,399.17-48,844.64-21,252.32

Finding the Fourth Proportional to 35,399.17, 48,844.64 and 21,252.32

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Solution

The fourth proportional to 35,399.17, 48,844.64 and 21,252.32 is: 29,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.17 : 48,844.64 = 21,252.32 : x
  2. Step 2: Convert to fraction form
    35,399.17/48,844.64 = 21,252.32/x
  3. Step 3: Cross multiply
    35,399.17x = 48,844.64 × 21,252.32
  4. Step 4: Simplify right side
    35,399.17x = 1,038,061,728.47
  5. Step 5: Solve for x
    x = 1,038,061,728.47/35,399.17
  6. Step 6: Final answer
    x = 29,324.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.