Home / 35,485.93-48,968.85-21,336.04

Finding the Fourth Proportional to 35,485.93, 48,968.85 and 21,336.04

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Solution

The fourth proportional to 35,485.93, 48,968.85 and 21,336.04 is: 29,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485.93 : 48,968.85 = 21,336.04 : x
  2. Step 2: Convert to fraction form
    35,485.93/48,968.85 = 21,336.04/x
  3. Step 3: Cross multiply
    35,485.93x = 48,968.85 × 21,336.04
  4. Step 4: Simplify right side
    35,485.93x = 1,044,801,342.35
  5. Step 5: Solve for x
    x = 1,044,801,342.35/35,485.93
  6. Step 6: Final answer
    x = 29,442.69

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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.