Home / 35,475.60-48,962.16-21,336.24

Finding the Fourth Proportional to 35,475.60, 48,962.16 and 21,336.24

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Solution

The fourth proportional to 35,475.60, 48,962.16 and 21,336.24 is: 29,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,475.60 : 48,962.16 = 21,336.24 : x
  2. Step 2: Convert to fraction form
    35,475.60/48,962.16 = 21,336.24/x
  3. Step 3: Cross multiply
    35,475.60x = 48,962.16 × 21,336.24
  4. Step 4: Simplify right side
    35,475.60x = 1,044,668,396.68
  5. Step 5: Solve for x
    x = 1,044,668,396.68/35,475.60
  6. Step 6: Final answer
    x = 29,447.52

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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.