Home / 35,123.04-48,466.62-20,018.16

Finding the Fourth Proportional to 35,123.04, 48,466.62 and 20,018.16

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Solution

The fourth proportional to 35,123.04, 48,466.62 and 20,018.16 is: 27,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.04 : 48,466.62 = 20,018.16 : x
  2. Step 2: Convert to fraction form
    35,123.04/48,466.62 = 20,018.16/x
  3. Step 3: Cross multiply
    35,123.04x = 48,466.62 × 20,018.16
  4. Step 4: Simplify right side
    35,123.04x = 970,212,553.82
  5. Step 5: Solve for x
    x = 970,212,553.82/35,123.04
  6. Step 6: Final answer
    x = 27,623.25

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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.