Home / 35,929.64-49,579.12-20,827.04

Finding the Fourth Proportional to 35,929.64, 49,579.12 and 20,827.04

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Solution

The fourth proportional to 35,929.64, 49,579.12 and 20,827.04 is: 28,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.64 : 49,579.12 = 20,827.04 : x
  2. Step 2: Convert to fraction form
    35,929.64/49,579.12 = 20,827.04/x
  3. Step 3: Cross multiply
    35,929.64x = 49,579.12 × 20,827.04
  4. Step 4: Simplify right side
    35,929.64x = 1,032,586,315.40
  5. Step 5: Solve for x
    x = 1,032,586,315.40/35,929.64
  6. Step 6: Final answer
    x = 28,739.12

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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.