Home / 35,230.32-48,612.96-21,081.24

Finding the Fourth Proportional to 35,230.32, 48,612.96 and 21,081.24

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Solution

The fourth proportional to 35,230.32, 48,612.96 and 21,081.24 is: 29,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.32 : 48,612.96 = 21,081.24 : x
  2. Step 2: Convert to fraction form
    35,230.32/48,612.96 = 21,081.24/x
  3. Step 3: Cross multiply
    35,230.32x = 48,612.96 × 21,081.24
  4. Step 4: Simplify right side
    35,230.32x = 1,024,821,476.87
  5. Step 5: Solve for x
    x = 1,024,821,476.87/35,230.32
  6. Step 6: Final answer
    x = 29,089.19

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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.