Home / 35,157.10-48,502.92-21,705.01

Finding the Fourth Proportional to 35,157.10, 48,502.92 and 21,705.01

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Solution

The fourth proportional to 35,157.10, 48,502.92 and 21,705.01 is: 29,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.10 : 48,502.92 = 21,705.01 : x
  2. Step 2: Convert to fraction form
    35,157.10/48,502.92 = 21,705.01/x
  3. Step 3: Cross multiply
    35,157.10x = 48,502.92 × 21,705.01
  4. Step 4: Simplify right side
    35,157.10x = 1,052,756,363.63
  5. Step 5: Solve for x
    x = 1,052,756,363.63/35,157.10
  6. Step 6: Final answer
    x = 29,944.35

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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.