Home / 35,800.08-49,396.60-21,650.16

Finding the Fourth Proportional to 35,800.08, 49,396.60 and 21,650.16

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Solution

The fourth proportional to 35,800.08, 49,396.60 and 21,650.16 is: 29,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,800.08 : 49,396.60 = 21,650.16 : x
  2. Step 2: Convert to fraction form
    35,800.08/49,396.60 = 21,650.16/x
  3. Step 3: Cross multiply
    35,800.08x = 49,396.60 × 21,650.16
  4. Step 4: Simplify right side
    35,800.08x = 1,069,444,293.46
  5. Step 5: Solve for x
    x = 1,069,444,293.46/35,800.08
  6. Step 6: Final answer
    x = 29,872.68

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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.